Inside the fight to shut down Baltimore's pollution-spewing trash incinerator

"If you drive here at certain times of night, it smells like death."
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Federal judges throw out 'gaping loophole' in PA's coal pollution plan

Coal plants could lower operating temperatures to ‘evade’ stringent limits on nitrogen oxides that contribute to smog. DEP has two years to come up with a new plan.

California requires ships, trucks to eliminate tons of pollution

Diesel trucks, oil tankers and other ships must comply with two new rules that are the state’s most ambitious strike against smog in a decade. The cost could reach nearly $7 billion.
Photo by Mike Marrah on Unsplash

Ventura County conservation groups sue the EPA over pollution plan

Three conservation groups have sued the EPA, alleging that the contingency plan for reducing smog in Ventura County is not strong enough.

In India, can New Delhi’s smog towers reduce pollution?

The Supreme Court has ordered India's capital, one of the most polluted cities in the world, to install smog towers – with no evidence that they work.

Smog threatens food production

When it's high in the atmosphere, ozone can protect us from the sun. But ground-level ozone, commonly referred to as smog, is harmful. This pollutant also affects agriculture - how big of a problem is it?

More pollution from Nornickel, Kola peninsula covered by smog

Kilometers and kilometers of fragile taiga nature west of the smelters for nickel and copper in Monchegorsk was Friday covered by smog containing sulfur dioxide and heavy metals.

Trump’s smog decision fails to protect Californians from unhealthy air, experts say

California scientists and air quality officials said today that the Trump administration's decision to not strengthen health standards for a key ingredient of smog fails to protect public health, particularly children with asthma.

Unhealthy smog accompanies heat wave

Three Allegheny County Health Department monitors register high ground-level ozone readings with more high readings likely.

PA attorney general joins 15 other asking court to require EPA to set methane pollution standards

Attorney General Josh Shapiro joined 15 other states, cities and the Environmental Defense Fund in filing a motion in federal court to require the U.S. EPA to set methane pollution standards for existing oil and gas operations.

The young people fighting the worst smog in Europe

The city is so polluted that people with respiratory illness move uphill to escape, and young people dream of emigrating. But a simple app has begun a movement to deal with the smog.

John J. Mooney, an inventor of the catalytic converter, dies at 90

The device he developed with a colleague in the 1970s has prevented billions of tons of carbon emissions from being spewed by cars, trucks and lawn mowers.

Trump trashes 50-year-old environmental law, blames coronavirus

Pollution-burdened communities have long leveraged NEPA as a defense mechanism to protect their health and the environment.

Commission to ask EPA to help cut smog flowing into Maryland

A multi-state commission will ask the federal Environmental Protection Agency to help cut down on pollution that flows from Pennsylvania into Maryland.

Hearings set on shale gas drilling air pollution regulations

Draft controls on methane emissions from oil and gas drilling operations are a big part of Gov. Wolf's climate change initiative.

From our Newsroom

Dust from your old furniture likely contains harmful chemicals—but there’s a solution

Researchers find people's exposure to PFAS and certain flame retardants could be significantly reduced by opting for healthier building materials and furniture.

Hormone-mimicking chemicals harm fish now—and their unexposed offspring later

Fish exposed to harmful contaminants can pass on health issues such as reproductive problems to future generations that had no direct exposure.

America re-discovers anti-science in its midst

Fauci, Birx, Redfield & Co. are in the middle of a political food fight. They could learn a lot from environmental scientists.

Roadmap points Europe toward safer, sustainable chemicals

EU Commission releases ambitious strategy for getting hormone-disrupting chemicals out of food, products, and packaging.

How Europe’s wood pellet appetite worsens environmental racism in the US South

An expanding wood pellet market in the Southeast has fallen short of climate and job goals—instead bringing air pollution, noise and reduced biodiversity in majority Black communities.

Exempt from inspection: States ignore lead-contaminated meat in food banks

Hunter-donated meat provides crucial protein to US food banks. But an EHN investigation found a lack of oversight that could result in potentially hundreds of thousands of lead-contaminated meals this year.

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