Nitrogen dioxide is one of the most harmful air pollutants in urban and industrial regions, contributing to respiratory ...

Ready to remove a real Christmas tree from the living room? Consider donating it to feed a goat. The 130-acre Topaz Farm on Sauvie Island will accept trees, stripped of their holiday decorations, 10 a ...

Soil microbes remove carbon from the atmosphere and store it underground, revealing an overlooked pathway for storage in agricultural soils.

Biochar is a “charcoal-like substance that’s made by burning organic material from agricultural and forestry wastes (also called biomass) in a controlled process called pyrolysis,” according to ...

AMES, Iowa – Heat up stalks, stems, leaves or wood in a reactor with little or no oxygen (in a process called pyrolysis) and you get bio-oil for fuel and biochar for fertilizer. There’s always a ...

Soil contamination by cadmium is a growing global challenge that threatens food safety, agricultural productivity, and ...

If you take organic waste, subject it to high heat and starve it of oxygen, you will, through a process called pyrolysis, wind up with a pile of char — also known these days as biochar — that doesn’t ...

From the citrus fields of Japan to the willow forests of Wales and the cropland of the Amazon Basin, farmers have used biochar—the practice of burying charcoal in soil to improve fertility—for ...

In the late 1990s, soil scientist Johannes Lehmann was working in the central Amazon to help restore degraded soils. Other researchers had discovered that the region’s fertile terra preta, meaning ...