CHICAGO -- A unique climate change fighting machine is being used to divert thousands of pounds of food waste from landfills, as well as feed people and heat city homes in a clean and sustainable way.

Pune engineer Priyadarshan Sahasrabuddhe's 'Vaayu' converts kitchen waste into methane gas, offering a sustainable alternative amid LPG supply uncertainty.

The law firm Earthjustice has filed a lawsuit against the federal government for withholding public records on dollars going ...

At the end of February, the town board of Lind, Wisconsin voted against changing the zoning laws to allow a nearby 600-cow dairy to install an anaerobic digester. These digesters are becoming more ...