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Lava continues to affect the daily lives of Hawaii residents.
Federal and state environmental agencies could approve requests for more time to include green projects in sewer repair plans
Once the biggest predator in the Great Lakes, the lake sturgeon was driven to the brink of extinction.
Recent snow melt has failed to adequately recharge the groundwater under a large swath of Pennsylvania.
Seattle and Buffalo are the dreariest U.S. cities, but the ’Burgh is tied for second based on cloudiness and number of rainy days.
Report gives state’s Chesapeake Bay cleanup program failing grade; 30 percent of farms have manure management and runoff reduction plans.
Four years after the Japanese nuclear disaster, U.S. nuclear operators have stepped up plant modifications and altered their philosophy.
Students from Chartiers Valley, Elizabeth Forward, Mt. Lebanon and McKeesport Area took part in the two-day session this month at Pitt.
An Obama executive order signed Thursday sets new goals for reducing greenhouse gas emissions by federal agencies.
Melting of the great ice sheet in West Antarctica appears to be mirrored in a gigantic glacier in East Antarctica.
State Sen. Jim Brewster believes the oil and gas industry should increase the amount of American-made steel pipe it uses.
Pipe data flow slowed by overwhelmed Department of Environmental Protection inspectors.
Derailments of oil trains have caused several explosions and fires in the past few years, including one last month in West Virginia.
The spill occurred when a customer filling his vehicle's gas tank at the Sunoco station at 3980 William Penn Highway noticed a leak.
"To report once a week was a decision made jointly by our manager and our commission president," a commission spokesman said.
A ‘living building,’ it’s the first to meet all of the requirements for four sought-after certifications given to green buildings.
Carrie Pavlik wants to start Steel City Grazers, a goats-for-hire business to put the animals to work clearing overgrowth.
The quake was felt by people on land, but there was no panic, Indonesia's disaster agency said.