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 ...

A research team from Stanford University has developed a prototype that uses solar energy to extract nutrients from human urine to create a sustainable fertilizer. They presented the system in ...

Turning human waste into renewable energy is an innovative approach to sustainability. This carbon-neutral resource can be converted into energy, serving as an alternative to coal while aiding in ...

Manaus is one of the top generators of solid waste among Brazil’s state capitals, with an average of 1 kilogram (2.2 pounds) of garbage per resident every day. The problem affects all of Amazonas ...

Nkweauseh Reginald Longfor works at Sophia University. Many African cities still struggle with litter and garbage that is not properly disposed of. This poses serious public health risks. It attracts ...