Environment


Christmas trees accepted at Allegheny County parks for recycling

Trees can be dropped off through Jan. 17. The trees will be mulched and used in the county parks.

3 minutes ago


 Two young girls play at the edge of Lake Erie on Huntington Beach in Bay Village, Ohio in May.

Great Lakes water levels surge from rainfall, runoff

Water levels in lakes Superior, Huron, Michigan, Erie and Ontario are all above seasonal averages for the first time in 16 years.

about 9 hours ago


Utica gas well in Ohio back under control

Utica Shale gas well “blowout” in southeast Ohio that caused evacuation earlier this month is capped

1 day ago


 Cheswick vendor Denise Gasper of Uncommon Recyclables sells unique, unisex belts made from recycled materials.

Shop Holiday: Fair-trade, eco-friendly and organic gifts

A belt made from recycled materials or a reusable lunch bag are a couple of suggestions.

1 week ago


Climate deal would commit every nation to limiting emissions

But the deal still falls far short of what is needed to stave off the dangerous and costly early impact of global warming.

1 week ago


 Dale Luthringer, environmental education specialist at Cook Forest State Park, examines an ancient Susquehanna hemlock last year. Pesticides and adelgid-eating beetles are the two main weapons in the campaign to save the iconic tree from invasive insects.

Foresters scrambling to save state's hemlock trees from insect invaders

A new state conservation plan aims to stop the spread of adelgids, which are killing the Eastern hemlock, Pennsylvania’s state tree.

2 weeks ago


Peru climate change talks slowed by clashes of rich and poor nations

Convened by the United Nations, the talks aim to craft the framework for an international accord to curtail heat-trapping emissions.

2 weeks ago


 A screen capture of the website Breatheproject.org shows the overview of the city with a graph showing the pollution for that general area during specific times of day.

Camera system to give real-time view of Pittsburgh air pollution

CMU researchers develop new camera technology to track pollution and its sources as public education, enforcement, tool.

3 weeks ago


Greene County man charged with damaging natural gas well pad

Brian Harbarger, 35, of Crucible, was charged under seal Tuesday with damaging an energy facility.

3 weeks ago


Riverlife executive to leave Pittsburgh for Baltimore

Ms. Shroeder led Riverlife, a public-private partnership to advocate for riverfront development projects, since 2000.

3 weeks ago


 Ginger Sturgeon, director of animal health at Pittsburgh Zoo & PPG Aquarium, pries open the beak of an endangered Kemp's Ridley sea turtle for an oral exam Monday

Pittsburgh Zoo rehabbing sea turtles from Massachusetts

The New England Aquarium has been overwhelmed by turtles washed ashore in cold water, so it sent some here and elsewhere for treatment.

3 weeks ago


First municipal fracking ban in Texas takes effect

A hamlet shaken hundreds of earthquakes since then is among communities now taking steps to challenge the right to frack.

3 weeks ago


EPA proposes stricter limits on ozone, cites health savings

The U.S. Environmental Protection Agency is proposing stronger standards that would reduce smog-producing emissions.

4 weeks ago



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