A conservative group is suing for emails of a law professor who helped create legislation to force oil, gas and coal ...

In 2009, the Environmental Protection Agency formally concluded that greenhouse gases jeopardize public health and welfare. This so-called endangerment finding became the legal foundation for a host ...

Chinese collaboration in renewable energy and policy for coordinated mitigation will help deal with the crisis.

Referring to a little-known provision, it said power plants and others could write to seek exemptions to mercury and other ...