Government subsidies helped dairy farmers generate electricity from cow manure, but the novelty is wearing off as utilities pay next to nothing to put it on the grid. This story is the first of three ...

California-based startup, Circularity Fuels, hopes to accelerate the production of sustainable aviation fuel (SAF) using its compact, electric-powered reactor unit. The Ouro Reactor converts biogas ...

Manure is an organic fertilizer made from the dung of domestic livestock including horses, cows, and poultry. It may also contain urine and bedding material like straw or sawdust. Manure is an ...

Clearly not all cow muck can be harvested. But if more food waste was collected, and more biogas plants built near dairy farms, "by 2050, we could be looking at 10-15 million households heated with ...