It’s one of the world’s biggest killers, leading to lung cancer, heart disease, and COPD, not to mention child pneumonia and low birth-weight babies. It affects billions of people. And if you think it ...

Add Yahoo as a preferred source to see more of our stories on Google. An engineer in Africa has discovered a brilliant way to transform organic waste into environmentally friendly charcoal. Biochar is ...

Clean-air activists are exploring whether vegetative material that goes up in smoke through local agricultural burning instead could be converted into a product that could be used as a soil supplement ...

On a warm morning in Polk County, heavy equipment hummed through rows of citrus as a mobile carbonizer known as a “Tigercat” converted trees and grove debris into biochar — a porous, charcoal-like ...

On a site next to a sawmill in Waverly, Virginia, a startup takes sawdust and offcuts from the mill and heats it up to turn it into biochar, a material that can store carbon for hundreds or thousands ...

Researchers have developed a practical and low cost method to transform agricultural waste into high quality biochar, significantly increasing its ...