Add Yahoo as a preferred source to see more of our stories on Google. Methane is a powerful greenhouse gas that is over 80 times stronger than carbon dioxide when trapping heat over a 20-year period.

The technology used to convert methane from farm waste into usable energy is effective but has risks, according to new ...

Data released by scientists show that manure digestors, which extract methane from farm waste to be converted into energy, ...

Researchers said manure digesters – systems capturing methane from manure – can cut pollution but they come with risks. New ...