Development project uses art to control water flow in Larimer

Green infrastructure advocates and water artists say timing’s perfect for stormwater management to merge with a new development in Larimer.

2 days ago

Obama to seek wilderness designation for Alaska refuge

The state’s elected officials oppose the proposal.

2 days ago

 A Big Belly Solar waste and recycling station on Smithfield Street near Sixth Avenue is one of 10 stations in Downtown Pittsburgh.

Big Belly stations are trash cans of the future

A $65,000 Alcoa Foundation grant funded 10 of the stations throughout Downtown in late November.

2 days ago

Study raises concerns over wastewater from drilling

Duke University study finds hazardous chemicals related to oil and gas driling in Appalachian region waterways

1 week ago

 Jim Rodgers, principal contrabassonist with the Pittsburgh Symphony Orchestra, plans to replace the bell ring of his instrument, which is made of ivory, with another material.

How tiny bits of ivory snare classical musicians crossing borders

The Obama administration has enforced stiff restrictions on the transport of elephant ivory, but the law has had unintended consequences.

1 week ago

 The European starling was imported to America in the 1890s, a noble gesture gone wrong.

Why starlings are still the unwelcome avian guest

Brought to America in the 1890s, the invasive species may be declining in number, but sympathy for the bird is hard to find.

1 week ago

Agencies say 2014 was warmest year on record

Both the NASA and NOAA calculated that 2014 was the hottest year in 135 years of record-keeping.

1 week ago

 Pennsylvania Gov.-elect Tom Wolf will take office in less than a week.

Gov.-elect Wolf makes slew of selections for Cabinet-level positions

Mr. Wolf expects to have a full Cabinet announced by the time he's sworn in Jan. 20, spokesman Jeffrey Sheridan said.

1 week ago

Study: High levels of pollutants from drilling waste found in Pa. rivers

The study identifies contaminants in wastewater discharges from spills and treatment plants, including three in Allegheny River watershed.

1 week ago

 Vicki Strod, a member of the Orchid Society of Western Pennsylvania, at Phipps Conservatory and Botanical Gardens in Oakland with a lush Brassocattleya orchid plant.

Everyone can love orchids

A Phipps workshop gives tips on the plant once the province of snobs but now widely popular for home gardeners.

2 weeks ago

 Threaded drilling pipes are stacked at a hydraulic fracturing site owned by EQT Corp. located atop the Marcellus Shale rock formation in Washington County.

Lawsuit filed in effort to close loophole on fracking emissions

The lawsuit, filed in U.S. District Court in Washington, D.C., is the next step in a process that started 2½ years ago.

2 weeks ago

Pollution costs China firms $26 million

A court in eastern China has ordered six companies to pay fines totaling about $26 million for discharging waste acid into two rivers.

3 weeks ago

 A water skier travels on the Monongahela River as the sun sets over Pittsburgh in August.

Monongahela River is cleaner, Allegheny ‘impaired,’ state report says

The state report is required every two years by the federal Clean Water Act.

4 weeks ago


You have 2 remaining free articles this month

Try unlimited digital access

If you are an existing subscriber,
link your account for free access. Start here

You’ve reached the limit of free articles this month.

To continue unlimited reading

If you are an existing subscriber,
link your account for free access. Start here