There’s two times more carbon in the earth’s soil than in all of its vegetation and the atmosphere — combined. Soil Biogeochemist Asmeret Asefaw Berhe shared how we could use its awesome carbon-trapping power to offset climate change. “[Soil] represents the difference between life and lifelessness in the earth system, and it can also help us combat climate change — if we can only stop treating it like dirt,” she says. This talk was presented at an official TED conference, and was featured by our editors on the home page.Read More →