August 29, 2012 WBURA federal law that protects gray and harbor seals has led to a population boom off the coast of Cape Cod. Fishermen and residents say the seals have become a nuisance, and the first shark attack in Massachusetts in 76 years is now fueling a contentious debate.
August 28, 2012 Water wells and streams in Leroy Township, Pa., have been bubbling up with methane gas in the past few months. The state's Department of Environmental Protection blames nearby natural gas fracking operations. A local well operator has installed water filters for residents and says the problem has been fixed.
August 27, 2012 Hui o Ko'olaupoko works with landowners in Windward Oahu to improve and conserve threatened land and to restore the watershed.
August 25, 2012 Hike For KaTREEna is dedicated to reforesting the city and have helped to plant 13,400 trees since 2006.
August 25, 2012 GOP officials abruptly scrapped the first day of their national convention in Tampa, Fla., because of Tropical Storm Isaac.
August 24, 2012 Millions of acres of forest in the Southwest are overgrown — and ripe to ignite as climate change intensifies drought and heat. Selective thinning and other efforts aim to reduce the risk of catastrophic fires, but those efforts may not be enough to overcome ever-bigger, ever-hotter fires.
August 24, 2012 A panorama of a forest in Arizona compares forest lands that have been trimmed and thinned with untreated tree stands. Untreated stands are more vulnerable to bigger fires.
August 24, 2012 Climate change is exaggerating the normal swings in weather. For the American Southwest, that means more intense waves of heat, drought and fire that could wipe out trees that have stood for centuries. It's already revamping the ecology of the landscape.
August 23, 2012 Ivan spent decades confined within a small department store display, until activists won the gorilla's transfer to a zoo. Anthropologist and ape observer Barbara J. King remembers Ivan and considers the intense impact — positive and negative — that human actions have on individual animals' lives.
August 23, 2012 For the past century, the Forest Service has been sending photographers out to the same 13 points in Bitterroot National Forest in Montana every decade or so. The resulting photo series shows just how dynamic our forests really are.