It’s time for liberals to engage in the depopulation debate, says Dean Spears, a co-author of After the Spike.

With 7 of its ambitious rules for cars, trucks and trains repealed, California officials must find new ways to clean up the ...

Students from the Urban League of Greater Oklahoma City developed a prototype to address water pollution, earning third place ...

Smoke travels hundreds of miles to harm air quality far from the fire, according to the EPA’s Wildfire Smoke and Your Patient ...

An analysis of 500 watersheds found levels of organic carbon, phosphorus, and other pollutants up to 103 times higher after a ...

Gas-powered cars and diesel trucks remain the state’s largest sources of smog and soot despite decades of cutting emissions.

The Indiana Department of Environmental Management has identified 10 rules it plans to change or get rid of all together.

It’s a type of plan that environmentalists, scientists and the U.S. Environmental Protection Agency (EPA) says can be a ...

This summer has been a good year for viewing lightning bugs or fireflies because of several weather conditions. Here's what ...

UC San Diego study of global lung cancer shows mutations that lead to cancer are common in people who live in cities with bad air pollution. But cancer mutations are quite close to normal among ...

Bothell becomes the first city in either King or Snohomish County to fully eliminate off-street parking mandates in order to ...