Not long ago, one could gaze at the night sky and see the Milky Way. Light pollution, or artificial light at night, now significantly impedes our view of the Milky Way; air pollution contributes, too.

When most people think about pollution they think about air, land, and water pollution. Types of pollution might include carbon monoxide, sulfur dioxide, nitrogen dioxide, ozone, hydrocarbons, thermal ...

Yellow-bellied sapsucker killed in building collision. Audubon North Carolina is asking North Carolinians to turn non-essential lights off at night from March 15 to May 30 to protect migrating birds.

Key Points You should turn Christmas tree lights off at night to conserve energy and prevent unnecessary fire risk.Modern ...