Human and animal waste can replace many fertilizers if managed better and used closer to farms, improving farming systems.

Globally, human excreta are a huge untapped source of nutrients. Now, a new perspective paper makes the case that biochar could help to unlock it. The PNAS paper shows that human waste contains over ...

Biochar might sound like a fine dining special, but it's actually a promising solution to help farmers meet their fertilizer needs. The substance, a stable form of carbon similar to charcoal, is made ...

A new study from Cornell University reveals that human and animal waste could theoretically ...