STOCKTON — Powering an anaerobic digester is like feeding a cow with a million-gallon stomach. Into the tank goes a massive amount of manure, culled potatoes, distillers grain, wet corn gluten and ...

As the world looks to increase the usage and production of renewable energy, improving efficiency while lowering energy costs is vital to the adoption of renewable sources. Biodigesters (also known as ...

There’s always money in the grocery store dumpster. Some people might look in a grocery store’s dumpster and see garbage. But others are starting to see dollar signs. New facilities are popping up in ...