Publications

@article{min2026soil,

title = {Soil organic matter dynamics under changing precipitation regimes},

author = {K. Min and Y. Yang and L. Wahab and S. Woo and M. Oh and Teamrat A. Ghezzehei and Asmeret Asefaw Berhe},

url = {https://doi.org/10.1111/nph.70804},

doi = {10.1111/nph.70804},

year  = {2026},

date = {2026-01-01},

journal = {New Phytologist},

volume = {249},

pages = {2179–2195},

abstract = {We synthesize current understanding of how changing precipitation patterns affect soil organic matter formation, stabilization, and loss, for an invited Tansley Review, highlighting gaps in knowledge about how shifts in precipitation amount and timing alter soil carbon dynamics under climate change.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{dolui2026composition,

title = {Composition and persistence of soil organic matter along eroding and depositional transects in buried vs. modern soil layers: A case of the Brady paleosol at Wauneta, Nebraska},

author = {M. Dolui and T. Nel and L. Phillips and A. McMurtry and K. Moreland and M. Tfailye and K. McFarlane and J. Mason and E. Marin-Spiotta and M-A. Graaff and Teamrat A. Ghezzehei and Asmeret Asefaw Berhe},

url = {https://doi.org/10.1016/j.geoderma.2025.117660},

doi = {10.1016/j.geoderma.2025.117660},

year  = {2026},

date = {2026-01-01},

journal = {Geoderma},

volume = {465},

pages = {117660},

abstract = {We compare the composition and persistence of soil organic matter along eroding and depositional transects in a buried paleosol at Wauneta, Nebraska, contrasting buried and modern soil layers. We find systematic differences in organic matter composition and persistence between eroding and depositional positions within this ancient buried landscape, extending erosion-deposition carbon dynamics research to paleosol contexts.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{slessarev2026assessing,

title = {Assessing the Effect of a Deep-Rooted Grass on Belowground Carbon Storage in Cultivated Land: Insights from a Multi-Site US Study},

author = {E. W. Slessarev and J. Pett-Ridge and K. Min and Asmeret Asefaw Berhe and S. Das and R. D. Jackson and J. D. Jastrow and M. Kan and S. Kumar and T. Longbottom and K. J. McFarlane and E. Oerter and B. K. Richards and G. P. Robertson and G. R. Sanford and E. E. Nuccio},

url = {https://doi.org/10.1029/2025EF007102},

doi = {10.1029/2025EF007102},

year  = {2026},

date = {2026-01-01},

journal = {Earth's Future},

volume = {14},

pages = {e2025EF007102},

abstract = {Drawing on a coordinated multi-site study across the United States, we assess the effect of a deep-rooted perennial grass on belowground carbon storage in cultivated land, testing whether deep rooting systems consistently enhance soil carbon across diverse sites. We find that the deep-rooted grass affects belowground carbon storage, though the strength of this effect varies across sites, offering multi-site evidence on this land management strategy's carbon benefits.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{dolui2026stabilization,

title = {Soil organic matter stabilization by polyvalent cations in a buried alkaline soil},

author = {M. Dolui and T. Nel and S. Chacon and L. M. Phillips and A. R. McMurtry and K. Moreland and K. McFarlane and J. A. Mason and E. Marin-Spiotta and M-A. Graaff and Teamrat A. Ghezzehei and Asmeret Asefaw Berhe},

url = {https://doi.org/10.1029/2025JG009241},

doi = {10.1029/2025JG009241},

year  = {2026},

date = {2026-01-01},

journal = {Journal of Geophysical Research – Biogeosciences},

volume = {131},

number = {2},

pages = {e2025JG009241},

abstract = {We investigate how polyvalent cations contribute to soil organic matter stabilization in a buried alkaline paleosol, testing the mineral-organic matter interactions that preserve ancient carbon in this setting. We find that polyvalent cations play a significant role in stabilizing organic matter within this buried alkaline soil.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{feng2026aridity,

title = {Aridity-related differences in soil elemental ratios reshape microbial functional traits across global biomes},

author = {Youzhi Feng and "AA Berhe + 82 co-authors" and Manuel Delgado-Baquerizo},

url = {https://doi.org/10.1038/s41467-026-73215-9},

doi = {10.1038/s41467-026-73215-9},

year  = {2026},

date = {2026-01-01},

urldate = {2026-01-01},

journal = {Nature Communications},

abstract = {As part of a large international collaboration, we examine how aridity-related differences in soil elemental ratios reshape microbial functional traits across global biomes, using a broad cross-biome dataset. We find that aridity systematically shifts the stoichiometry and functional characteristics of soil microbial communities worldwide.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{dolui2026destabilization,

title = {Destabilization of buried carbon under changing moisture regimes},

author = {T. Nel and M. Dolui and A. R. McMurtry and S. Chacon and J. A. Mason and L. M. Phillips and E. Marin-Spiotta and M-A. Graaff and Asmeret Asefaw Berhe and Teamrat A. Ghezzehei},

url = {https://doi.org/10.5194/soil-12-561-2026},

doi = {10.5194/soil-12-561-2026},

year  = {2026},

date = {2026-01-01},

journal = {SOIL},

volume = {12},

pages = {561–582},

abstract = {We investigate how changing soil moisture regimes affect the stability of carbon buried in paleosols, testing whether shifts in moisture destabilize ancient carbon that has otherwise persisted for millennia. We find that changing moisture conditions can destabilize buried carbon, with implications for how climate change may affect long-sequestered soil carbon reservoirs.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{fan2026global,

title = {A global atlas of soil microbial genetic resource exposes protection shortfalls},

author = {Kunkun Fan and "AA Berhe + 71 co-authors" and Manuel Delgado-Baquerizo},

year  = {2026},

date = {2026-01-01},

urldate = {2026-01-01},

journal = {Nature Sustainability},

abstract = {As part of a large international collaboration, we construct a global atlas of soil microbial genetic resources, assessing the extent to which this biodiversity is protected under current conservation frameworks. We identify substantial shortfalls in protection for soil microbial genetic diversity relative to other forms of biodiversity.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{berhe156policy,

title = {Soil and Climate Change: Evolving Policy Landscapes and Intersections in the United States (1933–2024)},

author = {Asmeret Asefaw Berhe},

url = {https://doi.org/10.1080/00380768.2026.2616371},

doi = {10.1080/00380768.2026.2616371},

year  = {2026},

date = {2026-01-01},

journal = {Soil Science and Plant Nutrition},

abstract = {We trace the evolution of US federal policy addressing soil and climate change from 1933 to 2024, identifying key legislative and institutional turning points across nine decades and examining how soil science and climate policy have intersected over time.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{saezsandino2025substrate,

title = {Substrate Origin Controls Phosphorus Availability in Globally Distributed Long-Term Chronosequences},

author = {T. Sáez-Sandino and A. Gallardo and J. Duran and D. Wardle and P. E. Hayes and S. C. Hart and Asmeret Asefaw Berhe and L. C. Velázquez and C. Perez and C. Siebe and M. D. Delgado-Baquerizo},

url = {https://doi.org/10.1007/s10021-024-00952-7},

doi = {10.1007/s10021-024-00952-7},

year  = {2025},

date = {2025-01-01},

journal = {Ecosystems},

abstract = {We analyze topsoils from nine globally distributed retrogressive soil chronosequences to determine which factors, soil age, substrate origin, climate, soil attributes, or vegetation, best explain long-term changes in different phosphorus fractions as soils develop. We find that substrate origin, not soil age, is the main driver of phosphorus fate across these contrasting environments, and that the temporal patterns governing phosphorus forms are not consistent from one chronosequence to another.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{min2025deeprooted,

title = {Deep-rooted plants alter microbial availability and chemical composition of carbon in density fractions along soil depth profiles},

author = {K. Min and E. Nuccio and E. Slessarev and M. Kan and K. J. McFarlane and E. Oerter and J. Pett-Ridge and A. Jurusik and Asmeret Asefaw Berhe},

url = {https://doi.org/10.1016/j.geoderma.2025.117202},

doi = {10.1016/j.geoderma.2025.117202},

year  = {2025},

date = {2025-01-01},

journal = {Geoderma},

volume = {455},

pages = {117202},

abstract = {We compare soil carbon density fractions under deeply-rooted versus shallow-rooted plants across depth profiles, testing how root depth alters the chemical composition and microbial availability of carbon within different density fractions. We find that deep-rooted plants shift the chemistry and microbial accessibility of carbon in specific density fractions, adding evidence that rooting depth is an important lever for managing deep soil carbon.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{doetterl2025landscape,

title = {A landscape-scale view of soil organic matter dynamics},

author = {Sebastian Doetterl and Asmeret Asefaw Berhe and Katherine Heckman and Corey Lawrence and Jörg Schnecker and Rodrigo Vargas and C. Vogel and Rota Wagai},

url = {https://doi.org/10.1038/s43017-024-00621-2},

doi = {10.1038/s43017-024-00621-2},

year  = {2025},

date = {2025-01-01},

journal = {Nature Reviews Earth & Environment},

volume = {6},

pages = {67–81},

abstract = {We argue that soil carbon cycling cannot be understood in isolation from the landscape in which a soil sits, since properties, climate, and land use all vary together across a landscape. We outline how classical soil formation theory can be used to link landscape-scale variation in soils to carbon storage and turnover, and suggest that ignoring this landscape complexity is a major source of uncertainty in projections of future soil organic matter dynamics.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{thao2025impact,

title = {Impact of almond shell biochar properties and application rate on soil physical and hydraulic characteristics},

author = {T. Thao and V. Lopez and M. Gonzales and G. Diaz and Asmeret Asefaw Berhe and Teamrat A. Ghezzehei},

url = {https://doi.org/10.1080/27658511.2025.2485688},

doi = {10.1080/27658511.2025.2485688},

year  = {2025},

date = {2025-01-01},

journal = {Sustainable Environment},

volume = {11},

number = {1},

pages = {2485688},

abstract = {We ran two 64-day incubation experiments to test how almond-shell biochar, produced at different pyrolysis temperatures and particle sizes and applied at two rates, affects the physical and hydraulic properties of a coarse-textured soil. While biochar increased the soil's cation exchange capacity and surface area, we found its effects on water retention and infiltration were marginal and inconsistent, suggesting almond-shell biochar has limited value for improving water retention in sandy soils over the short term.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{malhotra2025fine,

title = {Fine root and soil carbon stocks are positively related in grasslands but not in forests},

author = {A. Malhotra and J. A. M. Moore and S. Weintraub-Leff and K. Georgiou and Asmeret Asefaw Berhe and S. A. Billings and M-A. Graaff and J. M. Fraterrigo and A. S. Grandy and E. Kyker-Snowman and M. Lu and C. Meier and D. Pierson and S. J. Tumber-Dávila and K. Lajtha and W. R. Wieder and R. B. Jackson},

url = {https://doi.org/10.1038/s43247-025-02486-9},

doi = {10.1038/s43247-025-02486-9},

year  = {2025},

date = {2025-01-01},

journal = {Communications Earth & Environment},

volume = {6},

pages = {497},

abstract = {Using data from 43 sites across the US National Ecological Observatory Network, we test whether soil organic carbon stocks scale with fine root carbon inputs across ecosystems. We find a positive relationship overall, but it is driven almost entirely by grasslands, where deep soils show clear carbon accrual with more root input; in forests, fine root carbon and soil carbon are essentially unrelated, with highly variable outcomes across sites.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{wahab2025carbon,

title = {Carbon and Nitrogen Dynamics in Subsoils After 20 years of Added Precipitation in a Mediterranean Grassland},

author = {L. M. Wahab and S. L. Kim and Asmeret Asefaw Berhe},

url = {https://doi.org/10.5194/bg-22-3915-2025},

doi = {10.5194/bg-22-3915-2025},

year  = {2025},

date = {2025-01-01},

journal = {Biogeosciences},

volume = {22},

pages = {3915–3930},

abstract = {We investigate how 20 years of experimentally shifted precipitation timing affected carbon and nitrogen in subsoils (below 30 cm) of a Mediterranean grassland, a depth largely overlooked in past precipitation studies even though subsoils hold a large share of total soil carbon. We find that shifting when precipitation falls, not just how much falls, measurably alters subsoil carbon and nitrogen chemistry, underscoring how much uncertainty remains around deep soil carbon's response to climate change.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{ghezzehei2025defining,

title = {Defining Soil Science: Balancing Fundamental Research and Societal Needs},

author = {Teamrat A. Ghezzehei and Asmeret Asefaw Berhe},

url = {https://doi.org/10.1002/saj2.70059},

doi = {10.1002/saj2.70059},

year  = {2025},

date = {2025-01-01},

journal = {Soil Science Society of America Journal},

volume = {89},

pages = {e70059},

abstract = {We revisit competing definitions of soil science and argue that a recently proposed, more utilitarian framing undersells the field's standing as a fundamental natural science. We propose an alternative definition of soil science as the multidisciplinary study of Earth's porous surface layer, covering its formation, composition, properties, and evolution across scales, so as to hold together the discipline's basic-research and applied dimensions.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{nowak2025weaponizing,

title = {Weaponizing Europe's borders imperils wildlife},

author = {K. Nowak and J. Cerri and S. Kudrenko and A. Kopatz and I. Stachowicz and N. Selva and Asmeret Asefaw Berhe and I. Kojola and N. Šprem},

url = {https://doi.org/10.1126/science.adz1318},

doi = {10.1126/science.adz1318},

year  = {2025},

date = {2025-01-01},

journal = {Science},

volume = {389},

number = {6758},

pages = {358–359},

abstract = {We describe how the militarization of European borders, including new landmine deployments and border barriers in countries such as Poland, Finland, and Ukraine, threatens wildlife and ecosystems along these frontiers. Drawing on the long-documented land-degradation effects of landmines, we call for ecological monitoring and safeguards to be built into border security policy before militarized landscapes cause lasting environmental harm.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{berhe2025washington,

title = {A Soil Scientist Goes to Washington: Navigating the Path to National Science Leadership},

author = {Asmeret Asefaw Berhe},

url = {https://doi.org/10.1029/2025AV001757},

doi = {10.1029/2025AV001757},

year  = {2025},

date = {2025-01-01},

journal = {AGU Advances},

volume = {6},

pages = {e2025AV001757},

abstract = {We offer a personal reflection on navigating the path from academic soil science to national science leadership, drawing on the author's experience directing the US Department of Energy's Office of Science, for an invited piece in AGU Advances.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{saezsandino2024plant,

title = {Plant footprint decreases the functional diversity of molecules in topsoil organic matter after millions of years of ecosystem development},

author = {T. Sáez-Sandino and A. Gallardo and D. J. Eldridge and Asmeret Asefaw Berhe and Sebastian Doetterl and M. Delgado-Baquerizo},

url = {https://doi.org/10.1111/geb.13770},

doi = {10.1111/geb.13770},

year  = {2024},

date = {2024-01-01},

journal = {Global Ecology and Biogeography},

volume = {33},

number = {1},

pages = {162–172},

abstract = {We investigate how and why the functional diversity of molecules in topsoil organic matter changes as ecosystems develop over long timescales, using soil chronosequences that span millions of years. We find that the cumulative footprint of plant inputs progressively narrows the molecular diversity of soil organic matter as ecosystems mature.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{vonfromm2024controls,

title = {Controls on timescales of soil organic carbon persistence across sub-Saharan Africa},

author = {S. F. Fromm and Sebastian Doetterl and B. M. Butler and E. Aynekulu and Asmeret Asefaw Berhe and S. M. Haefele and S. P. McGrath and K. D. Shepherd and Johan Six and L. Tamene and E. J. Tondoh},

url = {https://doi.org/10.1111/gcb.17089},

doi = {10.1111/gcb.17089},

year  = {2024},

date = {2024-01-01},

journal = {Global Change Biology},

volume = {30},

number = {1},

pages = {e17089},

abstract = {We present a new broad-scale radiocarbon and mineral dataset for sub-Saharan Africa to understand not just how much carbon soils there store, but how long that carbon persists. We find that in moderately weathered soils under seasonal climates, mineral associations and climate together control carbon age, and that carbon in this region tends to persist for a period of a few centuries, up to an order of magnitude shorter than typical carbon persistence estimates from other parts of the world.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{mcmurtry2024getting,

title = {Getting to the root of the problem: soil carbon and microbial responses to root inputs within a buried paleosol along an eroding hillslope in southwestern Nebraska, USA},

author = {A. R. McMurtry and C. S. Kasmerchak and E. A. Vaughan and M. Dolui and L. M. Szymanski and C. W. Mueller and J. Pett-Ridge and J. A. Mason and Asmeret Asefaw Berhe and E. Marin-Spiotta and M-A. Graaff},

url = {https://doi.org/10.1016/j.soilbio.2024.109577},

doi = {10.1016/j.soilbio.2024.109577},

year  = {2024},

date = {2024-01-01},

journal = {Soil Biology and Biochemistry},

volume = {198},

pages = {109577},

abstract = {We study the Brady Soil, a well-known paleosol buried by loess in the U.S. Central Great Plains, to test how root-derived carbon inputs and microbial activity interact with buried carbon that has been isolated from surface conditions for millennia. We find that respiration from the buried soil increases with greater exposure to modern surface conditions from erosion, and that root-derived carbon amendments added new particulate organic matter while also priming decomposition of the ancient carbon already present, with the effect depending on burial depth and the chemistry of the added carbon.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{wahab2024regional,

title = {Regional differences in soil stable isotopes and vibrational features at depth in three California Grasslands},

author = {L. M. Wahab and S. Chacon and S. Kim and Asmeret Asefaw Berhe},

url = {https://doi.org/10.1007/s10533-024-01181-9},

doi = {10.1007/s10533-024-01181-9},

year  = {2024},

date = {2024-01-01},

journal = {Biogeochemistry},

abstract = {We compare carbon and nitrogen dynamics between topsoils and subsoils across three California grassland sites spanning a strong precipitation gradient, from about 300 mm to 2160 mm of annual rainfall. Using elemental analysis, stable isotopes, and infrared spectroscopy, we characterize how soil organic matter composition changes with depth and precipitation regime, addressing a gap in understanding of how deep soil carbon in Mediterranean-climate ecosystems will respond to changing precipitation.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{moreland2022climatic,

title = {Climatic controls on soil and saprock nitrogen distribution and persistence in the Sierra Nevada},

author = {K. C. Moreland and M. E. Barnes and A. O'Geen and N. Dove and S. C. Hart and Asmeret Asefaw Berhe},

url = {https://doi.org/10.1002/jpln.202200218},

doi = {10.1002/jpln.202200218},

year  = {2023},

date = {2023-01-01},

journal = {Journal of Plant Nutrition and Soil Science},

volume = {186},

number = {1},

pages = {116–129},

abstract = {We examine how nitrogen accumulates and persists in soil and saprock (weathered bedrock) across a climatic gradient in the Sierra Nevada, since major gaps remain in understanding how climate affects nitrogen in these deep regolith layers. We find that nitrogen bound to minerals in the heavy fraction is not vulnerable to climate change, while unprotected and occluded nitrogen pools are shaped by productivity and precipitation, and that soil nitrogen turns over faster in drier, hotter climates than in cooler, wetter mid-elevation sites.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{primack2022historically,

title = {Historically excluded groups in ecology are undervalued and poorly treated},

author = {R. B. Primack and T. K. Miller and C. Terry and E. Marin-Spiotta and P. H. Templer and Asmeret Asefaw Berhe and E. J. Diaz Vallejo and M. G. Hastings and V. J. Magley and A. Mattheis and B. B. Schneider},

url = {https://doi.org/10.1002/fee.2613},

doi = {10.1002/fee.2613},

year  = {2023},

date = {2023-01-01},

journal = {Frontiers in Ecology and the Environment},

volume = {21},

number = {8},

pages = {363–369},

abstract = {We survey members of the Ecological Society of America and subscribers to the ECOLOG listserv about their workplace experiences, finding that roughly a third of respondents experienced bullying, devaluation of their work, or insulting remarks. We show that historically excluded groups, including scientists of color, women, LGBTQ+ individuals, and disabled scientists, report about 50% more negative workplace experiences than white men on average, and are more likely to opt out of professional opportunities or consider leaving their institution or field altogether.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{gao2023role,

title = {Role of soil organic matter composition and microbial communities on SOC stability: Insights from particle-size aggregates},

author = {X. Gao and Asmeret Asefaw Berhe and Y. Hu and R. Wang and L. Du and F. Hou},

url = {https://doi.org/10.1007/s11368-023-03528-5},

doi = {10.1007/s11368-023-03528-5},

year  = {2023},

date = {2023-01-01},

journal = {Journal of Soils and Sediments},

volume = {23},

pages = {2878–2891},

abstract = {We fractionate two soils with similar textures but different aggregate structures into three particle-size classes based on settling velocity, then analyze microbial community composition and organic carbon composition within each fraction. We find that soil organic carbon composition and microbial community structure vary systematically with particle size, providing insight into which fractions are most important for stabilizing carbon during erosional transport and deposition.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{marinspiotta2023exclusionary,

title = {Exclusionary behaviors reinforce historical biases and contribute to loss of talent in the Earth sciences},

author = {E. Marin-Spiotta and E. J. Diaz-Vallejo and R. T. Barnes and A. Mattheis and B. Schneider and Asmeret Asefaw Berhe and M. G. Hastings and B. M. Williams and V. Magley},

url = {https://doi.org/10.1029/2022EF002912},

doi = {10.1029/2022EF002912},

year  = {2023},

date = {2023-01-01},

journal = {Earth's Future},

volume = {11},

number = {3},

pages = {e2022EF002912},

abstract = {We examine how workplace experiences in the geosciences vary by gender, race and ethnicity, sexual orientation, disability status, and career stage, drawing on survey data on exclusionary behaviors in the field. We find that historically excluded groups consistently report more negative workplace environments, and argue that diversity efforts focused only on recruitment and individual development fail to address the discriminatory practices driving talent loss from the earth sciences.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{malone2023impacts,

title = {Impacts of organic matter amendments on urban soil carbon and soil quality: A meta-analysis},

author = {Z. Malone and Asmeret Asefaw Berhe and R. Ryals},

url = {https://doi.org/10.1016/j.jclepro.2023.138148},

doi = {10.1016/j.jclepro.2023.138148},

year  = {2023},

date = {2023-01-01},

journal = {Journal of Cleaner Production},

volume = {419},

pages = {138148},

abstract = {We conduct a meta-analysis of studies testing organic matter amendments, such as compost, biochar, and biosolids, in urban soils. We find that urban soils see large improvements in carbon and quality from these amendments, with reclamation land uses benefiting most, biochar and compost best for building organic matter, and biosolids best for improving nutrients, and argue that urban soils remain an overlooked opportunity for diverting organic waste and storing carbon.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{hickspries2023deep,

title = {The Deep Soil Organic Carbon Response to Global Change},

author = {C. E. Hicks Pries and R. Ryals and B. Zhu and K. Min and A. Cooper and S. Goldsmith and J. Pett-Ridge and M. Torn and Asmeret Asefaw Berhe},

url = {https://doi.org/10.1146/annurev-ecolsys-102320-085332},

doi = {10.1146/annurev-ecolsys-102320-085332},

year  = {2023},

date = {2023-01-01},

journal = {Annual Review of Ecology, Evolution, and Systematics},

volume = {54},

pages = {375–401},

abstract = {We synthesize what is currently known about how deep soil organic carbon, which makes up over 70% of the total soil carbon pool below 20 cm, responds to warming, shifting precipitation, elevated CO2, and land use change. We find that most of these responses can only be hypothesized rather than confirmed, because so few global change studies measure or manipulate deep soils, and we call for deep soils to be routinely incorporated into future manipulations, measurements, and models of soil carbon.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{heckman2021beyond,

title = {Beyond bulk: Density fractions explain heterogeneity in global soil carbon abundance and persistence},

author = {K. A. Heckman and C. E. Hicks Pries and C. R. Lawrence and C. Rasmussen and S. E. Crow and A. M. Hoyt and S. F. Fromm and Z. Shi and S. Stoner and C. McGrath and J. Beem-Miller and Asmeret Asefaw Berhe and J. C. Blankinship and M. Keiluweit and E. Marin-Spiotta and G. Monroe and A. F. Plante and J. P. Schimel and C. A. Sierra and A. Thompson and R. Wagai},

url = {https://doi.org/10.1111/gcb.16023},

doi = {10.1111/gcb.16023},

year  = {2022},

date = {2022-01-01},

journal = {Global Change Biology},

volume = {28},

number = {3},

pages = {1178–1196},

abstract = {We present a global synthesis testing how environmental factors shape the partitioning, abundance, and persistence of soil organic carbon among unprotected particulate, aggregate-occluded, and mineral-associated pools. We find that these three density-separated carbon pools respond differently to environmental drivers, showing that understanding carbon's fate under global change requires accounting for this heterogeneity rather than treating bulk soil carbon as a single, uniform pool.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{rath2022synergy,

title = {Synergy between compost and cover crops leads to increased subsurface soil carbon storage},

author = {D. Rath and N. Bogie and L. Deiss and S. Parikh and D. Wang and N. Tautges and S. Ying and Asmeret Asefaw Berhe and K. Scow},

url = {https://doi.org/10.5194/soil-8-59-2022},

doi = {10.5194/soil-8-59-2022},

year  = {2022},

date = {2022-01-01},

journal = {SOIL},

volume = {8},

pages = {59–83},

abstract = {We compare subsurface soil carbon dynamics after 25 years of different fertility management, mineral fertilizer alone, mineral fertilizer with cover crops, or composted manure with cover crops, in a California tomato-corn rotation. We find that only the compost-plus-cover-crop system produced a significant increase in subsurface carbon down to 1 meter, and propose that cover crop roots create macropores that help transport soluble carbon from compost deeper into the soil profile.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{reed2022restoring,

title = {Restoring function: Positive responses of carbon and nitrogen to 20 years of hydrologic restoration in montane meadows},

author = {C. Reed and Asmeret Asefaw Berhe and K. Moreland and J. Wilcox and B. Sullivan},

url = {https://doi.org/10.1002/eap.2677},

doi = {10.1002/eap.2677},

year  = {2022},

date = {2022-01-01},

journal = {Ecological Applications},

volume = {32},

number = {7},

pages = {e2677},

abstract = {We use a 22-year meadow restoration chronosequence to measure the decadal impact of hydrologic restoration on aboveground and belowground carbon and nitrogen stocks in montane meadows, which anthropogenic channel incision has often converted from net carbon sinks to net carbon sources. We find that restoring floodplain hydrology produces positive, cumulative responses in carbon and nitrogen over the two decades studied, supporting hydrologic restoration as an effective strategy for returning degraded meadows to a carbon-sequestering state.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{yang2022impacts,

title = {Impacts of climate and disturbance on nutrient fluxes and stoichiometry in mixed-conifer forests},

author = {Y. Yang and Asmeret Asefaw Berhe and C. T. Hunsaker and D. W. Johnson and M. Safeeq and M. E. Barnes and E. P. McCorkle and E. M. Stacy and R. C. Bales and R. R. Bart and M. L. Goulden and S. C. Hart},

url = {https://doi.org/10.1007/s10533-021-00882-9},

doi = {10.1007/s10533-021-00882-9},

year  = {2022},

date = {2022-01-01},

journal = {Biogeochemistry},

volume = {158},

pages = {153–175},

abstract = {We construct carbon, nitrogen, and phosphorus budgets for eight headwater watersheds in California's mixed-conifer zone, split between a rain-snow transition site and a higher-elevation, snow-dominated site, to clarify how climate and disturbance affect stream nutrient export and stoichiometry. We find that climatic differences between the two elevations shape nutrient fluxes and ratios in ways relevant to understanding forest carbon storage as the climate warms.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{kopittke2022ensuring,

title = {Ensuring planetary survival: the centrality of organic carbon in balancing the multifunctional nature of soils},

author = {P. M. Kopittke and Asmeret Asefaw Berhe and Y. Carrillo and T. R. Cavagnaro and D. Chen and Q-L. Chen and M. R. Dobarco and F. A. Dijkstra and D. J. Field and M. J. Grundy and J-Z. He and F. C. Hoyle and I. Kögel-Knabner and S. K. Lam and P. Marschner and C. Martinez and A. B. McBratney and E. McDonald-Madden and N. W. Menzies and L. M. Mosley and C. W. Mueller and D. V. Murphy and U. N. Nielsen and A. G. O'Donnell and E. Pendall and J. Pett-Ridge and C. Rumpel and I. M. Young and B. Minasny},

url = {https://doi.org/10.1080/10643389.2021.2024484},

doi = {10.1080/10643389.2021.2024484},

year  = {2022},

date = {2022-01-01},

journal = {Critical Reviews in Environmental Science and Technology},

volume = {52},

number = {23},

pages = {4308–4324},

abstract = {We review how intensifying agriculture to meet growing biomass demand for food, fiber, and energy is degrading soil's capacity to deliver other essential functions, including climate regulation, nutrient cycling, biodiversity support, and water cycling. We show that soil organic carbon plays a central, cross-cutting role and acts as a master indicator of overall soil functioning, and argue that a better understanding of what controls it is critical to keeping these competing soil functions in balance.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{marinspiotta2022critical,

title = {A Critical Feminist Approach from the Geosciences to Transform Workplace Climate in Partnership with Professional Associations},

author = {E. Marin-Spiotta and A. Mattheis and C. F. Bell and J. Maertens and R. T. Barnes and Asmeret Asefaw Berhe and M. G. Hastings and B. B. Schneider and B. M. Williams},

url = {https://doi.org/10.5399/osu/ADVJRNL.3.1.11},

doi = {10.5399/osu/ADVJRNL.3.1.11},

year  = {2022},

date = {2022-01-01},

journal = {ADVANCE Journal},

volume = {3},

number = {1},

abstract = {We describe the ADVANCEGeo Partnership's approach to transforming workplace climate in the geosciences through interventions grounded in critical feminist theory, aimed at disrupting unequal power dynamics in the field's highly hierarchical work environments. We detail how partnering with professional scientific associations has helped scale bystander-intervention and other training efforts across the discipline.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{berhe2022scientists,

title = {Scientists from historically excluded groups face a hostile obstacle course},

author = {Asmeret Asefaw Berhe and R. T. Barnes and M. G. Hastings and A. Mattheis and B. Schneider and B. M. Williams and E. Marin-Spiotta},

url = {https://doi.org/10.1038/s41561-021-00868-0},

doi = {10.1038/s41561-021-00868-0},

year  = {2022},

date = {2022-01-01},

journal = {Nature Geoscience},

volume = {15},

pages = {2–4},

abstract = {We argue that the familiar 'leaky pipeline' metaphor understates the barriers historically excluded scientists face in the geosciences, and propose reframing it as a hostile obstacle course to better capture how structural and cultural barriers to participation are unevenly distributed and often deliberately maintained. We call on those who hold power in the field to take the lead in identifying and removing these barriers.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{longbottom2022soil,

title = {What's soil got to do with climate change?},

author = {T. Longbottom and L. Wahab and A. Jurusik and K. Moreland and M. Dolui and K. Min and T. Thao and M. Gonzales and Y. Perez Rojas and J. Alvarez and Z. Malone and Teamrat A. Ghezzehei and Asmeret Asefaw Berhe},

url = {https://doi.org/10.1130/GSATG515A.1},

doi = {10.1130/GSATG515A.1},

year  = {2022},

date = {2022-01-01},

journal = {GSA Today},

volume = {32},

number = {3},

pages = {4–11},

abstract = {Using a bank-account analogy for the soil organic carbon pool, balancing inputs from plant productivity against outputs from decomposition and physical transport, we review how soils act as both part of the problem and part of the solution for climate change. We highlight settings where soil carbon is especially vulnerable to land use and climate pressures, and outline strategies for climate-smart land management that can help stabilize soil carbon while improving soil health.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{rasmussen2022soil,

title = {Soil science research priorities in the United States},

author = {C. Rasmussen and Asmeret Asefaw Berhe and R. Turco},

url = {https://doi.org/10.1016/j.geodrs.2022.e00526},

doi = {10.1016/j.geodrs.2022.e00526},

year  = {2022},

date = {2022-01-01},

journal = {Geoderma Regional},

volume = {30},

pages = {e00526},

abstract = {We outline priority research directions for U.S. soil science, given the country's vast and highly variable landscapes spanning tropical to arctic conditions. We identify four priorities: understanding how soil physical and biogeochemical processes interact to promote conservation and sustainability, quantifying spatial and temporal patterns in soil properties and biogeochemical cycling, developing resilient management systems for a changing climate, and better bridging measurement with modeling.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{mainka2022soil,

title = {Soil geochemistry as a driver of soil organic matter composition: insights from a soil chronosequence},

author = {M. Mainka and L. Summerauer and D. Wasner and G. Garland and M. Griepentrog and Asmeret Asefaw Berhe and Sebastian Doetterl},

url = {https://doi.org/10.5194/bg-19-1675-2022},

doi = {10.5194/bg-19-1675-2022},

year  = {2022},

date = {2022-01-01},

journal = {Biogeosciences},

volume = {19},

pages = {1675–1689},

abstract = {We assess how soil geochemistry influences the composition of bulk soil organic matter along a soil chronosequence in California, addressing the open question of how carbon stabilization mechanisms shift as soils develop over time. We show that qualitative changes in soil organic matter composition co-vary with changes in the soil mineral matrix as weathering proceeds, linking geochemical development directly to organic matter chemistry.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{berhe2022relationship,

title = {On the relationship of armed conflicts with climate change},

author = {Asmeret Asefaw Berhe},

url = {https://doi.org/10.1371/journal.pclm.0000038},

doi = {10.1371/journal.pclm.0000038},

year  = {2022},

date = {2022-01-01},

journal = {PLOS Climate},

volume = {1},

number = {6},

pages = {e0000038},

abstract = {We review the relationship between armed conflict and climate change, focusing on a direction that has received far less attention than the reverse: how conflicts themselves exacerbate climate change, through mechanisms such as greenhouse gas emissions from military activity and the disruption of land and resource management. We highlight the acute shortage of primary, empirical data on this topic and call for research that captures spatial variability rather than relying only on country-scale datasets.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{plaza2022ecosystem,

title = {Ecosystem productivity has a stronger influence than soil age on surface soil carbon storage across global biomes},

author = {César Plaza and P. García-Palacios and Asmeret Asefaw Berhe and J. Barquero and F. Bastida and G. K. Png and A. Rey and R. D. Bardgett and M. Delgado-Baquerizo},

url = {https://doi.org/10.1038/s43247-022-00567-7},

doi = {10.1038/s43247-022-00567-7},

year  = {2022},

date = {2022-01-01},

journal = {Communications Earth & Environment},

volume = {3},

number = {1},

pages = {233},

abstract = {Using 16 long-term soil chronosequences spanning six continents, we show that ecosystem productivity, rather than soil age, is the stronger control on how surface soil carbon is partitioned between unprotected and mineral-associated fractions. We find that carbon in highly productive tropical and temperate forest soils is dominated by the more vulnerable, unprotected fraction, while carbon in drier, less productive ecosystems is dominated by the more stable, mineral-protected fraction.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{chen2022burn,

title = {Burn Intensity Drives the Alteration of Phenolic Lignin to (Poly) Aromatic Hydrocarbons as Revealed by Pyrolysis Gas Chromatography–Mass Spectrometry (Py-GC/MS)},

author = {H. Chen and J. J. Wang and P. J. Ku and M. T. K. Tsui and R. B. Abney and Asmeret Asefaw Berhe and Q. Zhang and S. D. Burton and R. A. Dahlgren and A. T. Chow},

url = {https://doi.org/10.1021/acs.est.2c00426},

doi = {10.1021/acs.est.2c00426},

year  = {2022},

date = {2022-01-01},

journal = {Environmental Science & Technology},

volume = {56},

number = {17},

pages = {12678–12687},

abstract = {We use pyrolysis gas chromatography/mass spectrometry along with solid-state 13C NMR and infrared spectroscopy to compare chemical alterations in ash from three wildfires and a long-term prescribed burn site. We find that moderate-intensity burns produce black ash richer in lignin and phenolic compounds, while high-intensity burns produce white ash richer in aromatic, polyaromatic, and nitrogen-containing compounds and more soluble carboxyl carbon, showing that burn intensity, rather than fuel type, is the main driver of these chemical differences.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{perezlopez2022ten,

title = {Ten simple rules for creating and sustaining antiracist graduate programs},

author = {E. Perez-Lopez and L. Gavrilova and J. Disla and M. Goodlad and D. Ngo and A. Seshappan and F. Sharmin and J. Cisneros and C. T. Kello and Asmeret Asefaw Berhe},

url = {https://doi.org/10.1371/journal.pcbi.1010516},

doi = {10.1371/journal.pcbi.1010516},

year  = {2022},

date = {2022-01-01},

journal = {PLOS Computational Biology},

volume = {18},

number = {10},

pages = {e1010516},

abstract = {Writing in the aftermath of the 2020 police killings of unarmed Black Americans and the disproportionate impacts of COVID-19, we lay out ten rules to help graduate programs build antiracist practices, since students of color report high rates of racism and exclusionary behavior in graduate education. We focus each rule on addressing systemic causes of underrepresentation rather than placing the burden of change on individual students, offering practical steps graduate groups can implement to improve racial and ethnic equity.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{dacal2022temperature,

title = {Temperature increases soil respiration across ecosystem types and soil development, but soil properties determine the magnitude of this effect},

author = {M. Dacal and M. Delgado-Baquerizo and J. Barquero and Asmeret Asefaw Berhe and A. Gallardo and F. T. Maestre and P. García-Palacios},

url = {https://doi.org/10.1007/s10021-021-00648-2},

doi = {10.1007/s10021-021-00648-2},

year  = {2022},

date = {2022-01-01},

journal = {Ecosystems},

volume = {25},

number = {1},

pages = {184–198},

abstract = {We incubate soils from eight chronosequences spanning soil ages from hundreds to millions of years, encompassing a wide range of vegetation types and climates, at three assay temperatures, to test how soil development stage and soil properties shape the sensitivity of respiration to warming. We find a consistent positive effect of temperature on soil respiration across all eight chronosequences, but the magnitude of that warming response is determined by underlying soil properties rather than by ecosystem type or soil age alone.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{santos2022dissolved,

title = {Dissolved pyrogenic carbon leaching in soil: Effects of soil depth and pyrolysis temperature},

author = {F. Santos and J. A. Bird and Asmeret Asefaw Berhe},

url = {https://doi.org/10.1016/j.geoderma.2022.116011},

doi = {10.1016/j.geoderma.2022.116011},

year  = {2022},

date = {2022-01-01},

journal = {Geoderma},

volume = {424},

pages = {116011},

abstract = {We conduct a one-year leaching experiment comparing dissolved carbon losses from wood and from wood pyrolyzed at two temperatures (300 and 450 degrees C), added to surface and subsurface soils, to test how soil depth and pyrolysis temperature shape the mobility of pyrogenic carbon. We find greater dissolved organic carbon losses from the lower-temperature pyrogenic carbon and from surface soils than from subsurface soils, showing that both the chemistry of the pyrogenic material and its position in the soil profile control how much of it moves as dissolved carbon.},

keywords = {},

pubstate = {published},

tppubtype = {article}

}