A SUNY ESF professor was honored by the City of Syracuse on Tuesday, April 22. Syracuse Mayor Ben Walsh proclaimed April 22, ...

Earth Day activities in Las Vegas included the unveiling of winning student artwork selected to appear on the Exosphere of ...

On April 22, 1970, Philadelphia hosted a six-hour festival in Fairmount Park that drew 25,000 to 30,000 clean-air lovers. The ...

Auroras are natural light displays that occur when charged particles from the sun interact with Earth’s magnetic field and ...

Ten photographers shared an image or three with DPReview and discussed what Earth Day, celebrated yearly since 1970, means to ...

Earth Day coordinator Denis Hayes grew up in Camas, Washington, surrounded by natural beauty and unchecked pollution.

The "Blue Marble" was the first photo of the whole Earth and the only ever taken by a human. Fifty years on, new images of ...