BRADFORD, Pa. -- A man will spend two to 10 years in state prison for conspiring with his son to cause an oil spill in the Allegheny National Forest because he was upset with his former employer (Yesterday)

Despite one of the largest turnouts of people supporting a public health policy in recent years, the Allegheny County Board of Health today indefinitely tabled proposed new guidelines for toxic air pollution levels (07/01/2009)

Amid a tangle of felled trees and dirt, a yellow bucket crane sits along the hillside above Perrysville Avenue, just below an orange umbrella on the deck of a townhouse. (07/01/2009)

Donations toward a Carnegie Museum of Natural History "wish list" have enhanced the study of birds, beetles, crayfish, snails and even buffalo-nut trees. (07/01/2009)

WASHINGTON -- Aiming to keep the focus on climate change legislation, President Barack Obama put a plug in for administration efforts to make lamps and lighting equipment use less energy. (06/29/2009)