Sara Stahlman of Pennsylvania Sea Grant shows a goldfish captured in Presque Isle Bay. Non-natives and invasives reduce native species’ food supplies and can dramatically impact the quality of fishing.

Anglers among first to be impacted by undesirable aquatic plants and animals

Yet sometimes it's anglers who introduce invasive and non-native species

about 14 hours ago

U.S. delays pipeline decision

In a surprise announcement Friday, the State Department said federal agencies will have more time to weigh in on the politically fraught

1 day ago

Gas drilling wastewater leak found in Amwell

"Significant" waste water leak discovered at a Range Resources impoundment in Washington County.

1 day ago

 Plumes of emissions from FirstEnergy Corp's Bruce Mansfield coal-fired power plant in Shippingport, Beaver County, are visible behind a horse farm in nearby Hookstown.

Pa. coal emissions plan criticized as too lenient

The new rules propose technology that the groups say is inferior to the equipment at the majority of power plants in the state.

2 days ago

Court upholds EPA's emissions standards

The appeals court rejected state and industry challenges to the emissions rules.

4 days ago

Pa. seeks U.S. flexibility in new emissions rules

The Pennsylvania Department of Environmental Protection is urging flexible new pollution emissions rules for existing coal-fired power

4 days ago

 PixController president and CEO Bill Powers is the force behind the live streaming images of the bald eagle nest in Pittsburgh's Hays neighborhood.

Eagle webcam enthralls viewers while aiding research

The PixController technology behind the Pittsburgh bald eagle video camera broadcast on the Internet is uncovering surprises for scientists.

5 days ago

 Lil' Iggles T-shirt produced by the ToonSeum to showcase the Hays eagles.

Eagle shirts for sale

Joe Wos, executive director of the ToonSeum, has designed a T-shirt showcasing the baby birds.

5 days ago

 A design proposal from the South Side Green Infrastructure Charrette: a biofiltration pocket park on South 21st Street.

South Side becomes a storm water lab

Environmental experts target the South Side to solve the region's storm water problem.

6 days ago

Whitefish shortage startles as Passover approaches

The frozen Great Lakes have prevented fishermen from catching the key ingredient for fresh gefilte fish.

6 days ago

U.N. panel issues stern report on global warming

Global greenhouse-gas emissions soared to "unprecedented levels" during the decade that ended in 2010, scientists said.

6 days ago

 A small fish floats dead in 2009 along the bank of Dunkard Creek near the village of Brave in Greene County.

W.Va. court to decide legality of suit over Dunkard Creek

The West Virginia Supreme Court will determine if Pennsylvania's Fish and Boat commission can sue Consol Energy over the 2009 fish kill.

1 week ago

 The Shenango coke works at Neville Island was in violation of Allegheny County emission standards for 330 days in a 432-day period ending Sept. 30, 2013. A settlement, in which Shenango Inc. will pay a $600,000 civil penalty, resolves that.

Allegheny County reaches consent agreement with Neville Island coke plant to reduce pollution

Shenango Inc. will pay a $600,000 civil penalty and make a series of improvements at the plant, which has drawn complaints for decades.

1 week ago

 The Little Blue Run coal ash site.

Little Blue Run coal ash site to close sooner

The Beaver County site was ordered to shut down because pollutants from the unlined impoundment contaminated groundwater and surface water.

2 weeks ago

Anadarko to pay $5 billion in largest-ever cleanup deal

The Justice Department said it had reached a $5.1 billion agreement with Anadarko Petroleum of Texas.

2 weeks ago

Allegheny County to offer incentives to quit using woodstoves, wood-fired boilers

The county Health Department offered the woodstove and boiler return program last year, and is offering it again through a $75,000 grant.

2 weeks ago

U.N. panel issues alert on global warming

The head of a United Nations scientific panel warns of the already noticeable effects of climate change getting worse.

2 weeks ago

 Twenty-three tank cars carrying ethanol derailed in New Brighton Oct. 20, 2006. The cars involved in the accident were DOT-111s, which were designed in the early 1960s to carry nonhazardous materials such as corn syrup. More and more, however, they have been used to carry cargo they are not designed or suitable to carry: explosive crude oil. “They’re Pepsi cans on wheels,” says Fred Millar, a Washington, D.C., consultant to the rail industry.

1960s-era rail cars hauling crude oil badly need makeover as accidents multiply

For more than 20 years, safety officials have warned about these cars as accidents involving them have multiplied.

3 weeks ago

U.S. signals tighter rules on methane

The Obama administration outlined a new strategy Friday for addressing methane.

3 weeks ago

Proposed federal EPA rule would protect streams, wetlands

The agency is clarifying protection for the upstream waters that “are absolutely vital to downstream communities.”

3 weeks ago

Ohio bill to curb farm runoff into Lake Erie nears vote

A bill considered to be a step in the right direction in dealing with toxic algae blooms on Lake Erie is headed for a full Ohio House vote.

3 weeks ago

Green Workplace Challenge Thursday

A daylong event of the Green Workplace Challenge will be held Thursday at Phipps Conservatory and Botanical Gardens.

3 weeks ago

State fund proposed for sewer line repairs

The legislation would establish a funding assistance program if the property owners can't pay the repair bills.

3 weeks ago

Land trust buys 8.4 acres to preserve Montour Run

The Allegheny Land Trust has acquired another property to protect green space along the Montour Run stream in Richland and McCandless.

3 weeks ago

 Aaron Stubna, owner of the Lincoln Barbershop in Bellevue, says Shenango coke works should have to comply with air quality rules, the same way his business must comply with other rules and regulations.

Coalition pushing for action on Neville coke plant

Residents and businesses in Bellevue and Avalon urge Allegheny County to clamp down on unhealthy Shenango coke pollution.

4 weeks ago

Cleaning up radioactive waste sparks fears in Armstrong County

Residents of Apollo and Parks are angry at the companies that left behind radioactive pollution but fear what a cleanup might unearth.

1 month ago


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