The Houston-Pasadena area was named one of the most polluted cities in the U.S., according to a new study from the American ...

The Environmental Defense Fund published the Inventory of U.S. Greenhouse Gas Emissions and Sinks after filing a Freedom of ...

The lists are based on the average number of days declared 'unhealthy' by government environmental agencies, with the most ...

Nevada landed in the lower half of U.S. News’ Best States list. One of Nevada’s neighbors ranked near the bottom — another ...

A new report from the American Lung Association found air pollution continues to be a problem even as Congress stymies ...

Sheyboygan ranked 24th worst out of 228 cities for ozone pollution, according to a new study by the American Lung Association.

When it comes to the Bay Area’s air quality report card, there’s little to smile about. The grades show failure across the ...