Clean Air Policy

The answer could help clarify how warm climate change might get

Each year, Lawrence Livermore National Laboratory publishes a powerful graphic of U.S. energy use. In the most recent version, one can see how the ~97 quadrillion british-thermal units (quads) of energy used in the United States can be broken down by uses and sectors.

Cutting power plant emissions is helpful, but the magnitude of the climate problem warrants a carbon tax

Climate change experts want more certain actions than are called for in the new proposed rule to cut carbon dioxide from power plants

Railroads could see more sun kinks if climate change-related heat waves become more severe and more frequent

Rep. Gary Peters is uncertain whether the EPA's new caps on carbon can help get him elected to the U.S. Senate from Michigan

Why some greenery can make smog worse

Here's a primer on the EPA's upcoming rules for polluting power plants

The Berlin Air Show witnessed a silent, clean test flight by Airbus's E-Fan two-seater aircraft, which is entirely propelled by electricity

Pilot cap-and-trade schemes in various places in China have faced a host of difficulties, including a lack of trading