Launched by UCLA and American Forests to combat heat-related deaths, the tool maps the shade infrastructure for over 360 U.S.

Landfills are the third-largest source of methane pollution in Colorado, after agriculture and fossil fuel extraction.

The full list of May’s most-read stories: A 62-year-old shopping complex will be redeveloped over the next 25 years to ...

Sacramento library card holders will be able to check out e-bikes and electric trikes at four local library branches, reports ...

Despite dire warnings from transit officials, the Illinois General Assembly ended its legislative session without a solution.