The Texas freeze set off a methane bomb

We may never know the full extent of pollution in the Permian Basin.
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Extreme winter weather could cause spike in oil and gas emissions

Environmentalists reported an uptick in oil and gas emissions during the recent polar vortex. Many were concerned it could happen again.

As Allegheny County finally meets clean air standards, environmentalists are concerned the victory could be short lived

Earlier this year, Allegheny County saw its first-ever days in compliance with all federal air quality guidelines under the National Ambient Air Quality Standards.


North Hempstead plume cleanup projected to take at least until 2044

Lockheed Martin has cleaned up 70% of the contaminant mass in a groundwater plume spanning 900 acres in North Hempstead but said remediation will continue for at least two more decades.


Chemicals called SVOCs, emitted from household objects, are altering children's microbiomes

SVOCs, a subgroup of volatile organic compounds with a higher molecular weight and boiling point temperature, are found in plastics, flooring, furniture, and more.


Environmental groups sue Richmond over approval of Campus Bay Project

The groups claim approval of the mixed-use Campus Bay Project violates state environmental quality standards and ignores science on rising sea levels.


Did COVID lockdowns really clear the air?

City residents marveled at smog-free skies as car traffic plummeted in the early days of the coronavirus pandemic. But some forms of air pollution remained stubbornly high.  

Plastic pipes a water contamination risk after fire, data shows

New hazards to health and infrastructure have emerged in the ashes of wildfires. Among them is the contamination of drinking water.

Andrew J. Whelton, Amisha Shah, Kristofer P. Isaacson: Plastic pipes are polluting drinking water systems after wildfires – it's a risk in urban fires, too

A new study shows how toxic chemicals like benzene are leaching into water systems after nearby fires. The pipes don't have to burn – they just have to heat up.

Groups look to protect Pennsylvania's Lake Erie watershed

Lake Erie supports fishing, boating, swimming and even a craft beer industry, but there are threats to the watershed. A new plan outlines solutions.

Timeline set for nuclear waste cleanup in Pennsylvania's Armstrong County

U.S. Army Corps of Engineers says work at the Shallow Land Disposal Area in Parks Township and Apollo will begin in 2023 and run through 2031.


Environmental groups file federal lawsuit over air pollution from industrial flares

A coalition of ten environmental organizations is suing the U.S. Environmental Protection Agency over its failure to reduce toxic air pollution from petrochemical plants, gas processing facilities, landfills, and other large industrial sites.


Trump’s pullback of pollution controls is even more hazardous than you think

The EPA scrapped the Obama-era rules controlling methane emissions. The fracking-friendly move will also result in the release of hazardous air pollutants linked to cancer.
From our Newsroom

Earth Day: Amidst the greenwashing, it's still a good thing

When corporations tout their greenness and journalists get beaten senseless by lame ideas.

‘Forever chemicals’ coat the outer layers of biodegradable straws

More evidence that harmful PFAS chemicals are sneaking into some "green" and "compostable" products.

Pesticide DDT linked to increased breast cancer risk generations after exposure

Groundbreaking study finds women whose grandmothers had high DDT exposure are more likely to be obese and have early menstruation—both breast cancer risk factors.

Want more clean energy? Focus on people, not technology

Energy decisions can be deeply personal. We need to listen to households and communities before we prescribe their energy transition.

Fractured: The body burden of living near fracking

EHN.org scientific investigation finds western Pennsylvania families near fracking are exposed to harmful chemicals, and regulations fail to protect communities' mental, physical, and social health.

The political, media, and community response to our Fractured investigation

From a media blitz to calls for statewide drilling bans, here's a look at the fallout and impacts so far from EHN's investigation of western Pennsylvania fracking impacts.

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