Simon Kitol’s 25-acre farm in western Kenya teems with maize, tomatoes, and beans, but also an invasive menace: Prosopis juliflora, better known as the mathenge plant. Its long roots steal water from ...

A new study reveals how a simple, low-cost material could significantly boost the production of clean hydrogen fuel from waste. Researchers have demonstrated that biochar, a carbon-rich material made ...

Researchers have developed a practical and low cost method to transform agricultural waste into high quality biochar, significantly increasing its ability to store carbon and help combat climate ...

A visiting United States advocate of biochar says closed-loop production systems can eliminate waste, improve energy efficiency and the business bottom line. "Closed loop systems, that's what I'm ...

And of those possible methods, few are as simple and cheap as biochar. Johannes Lehmann of Cornell makes the point that “biochar sequestration does not require a fundamental scientific advance and the ...

Perfluorooctane sulfonate, or PFOS, is one of the most persistent members of the PFAS family of "forever chemicals." Widely detected in groundwater ...