Federal officials say the new Clean Water Rule extends regulations that had covered drinking water sources for only one in three Americans.
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Soaring temperatures have gripped parts of southern and northern India in the extreme heat wave.
Researchers took air samples in Carroll County, Ohio, where there are 480 permitted wells — the most in any of the state’s 88 counties.
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The $1 million project is designed to prevent sewage overflows from eastern neighborhoods and suburbs into Nine Mile Run at Frick Park.
A flexible master plan has allowed a relatively small school to sustainably develop nearly 400 acres of farmland in Richland Township.
Environmentalists have praised the new rule, but it has attracted fierce opposition from several business interests.
In a commencement address to the Coast Guard Academy, President Obama tied his urging for action on climate change to national security.
The Obama administration hopes to save the bees by feeding them better.
Televisions can no longer be put out with household trash, but recycling is made hard by the low number of places that will accept them.
Dr. Frederica Perera says obesity can be added to the problems caused by pre- and post-natal exposure to air pollution.
Managing storm water runoff is a longstanding challenge for municipalities big and small.
The U.S. Interior Department has given conditional approval to Shell Gulf of Mexico’s plan to explore for oil and gas in U.S. Arctic waters.
The borough has won a Governor’s Award for Local Government Excellence but now must take action to reduce sediment washing into watershed.
The Moon environmental products and services company reported net income of $11.1 million.
The endangered 10-year-old green turtle was undergoing rehab at the zoo after sustaining an injury from a boat in 2010.
Peer-reviewed study finds health co-benefits would result from implementing the controversial federal Clean Power Plant Rule
The Pirates’ rally towel is a 100-percent organic cotton product that helps promote the club’s commitment to the environment at PNC Park.
Riverlife has started a walking loop from Market Square to the Allegheny River trail to highlight the need for visual improvements there.
Reductions begin to show as Pittsburgh works toward goal of reducing energy and water use 50 percent by 2030.
U.S. Attorney David Hickton will determine if his office should refocus its efforts and increase operations to enforce environmental laws..
Pennsylvania has had the most cases of Lyme disease nationwide for the last five years.
The air is getting cleaner but earns poor grades because of still unhealthy levels of soot and smog.