Bipartisan Senate plan would slash use of hydrofluorocarbons, a powerful greenhouse gas

In a rare defiance of the Trump administration, key Senate Republicans joined Democrats Thursday in agreeing to phase down a set of chemicals widely used in air conditioners and refrigeration that is warming the planet.

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How the laws that Earth Day inspired have benefited us all

The rules the Trump administration loves to criticize have made life better and healthier for millions of Americans.


Rare ozone hole opens over Arctic — and it’s big

Cold temperatures and a strong polar vortex allowed chemicals to gnaw away at the protective ozone layer in the north.

Refrigeration chemicals helped drive Arctic warming

Chemicals used in refrigerators and freezers may have been responsible for half of Arctic climate change in the past 50 to 60 years, scientists say.


Closing the hole in the ozone also prevented global warming

It’s just another way that earlier environmental success could serve as a model for how we fight climate change.

Anastasia Telesetsky: Why stop at plastic bags and straws? The case for a global treaty banning most single-use plastics

Dozens of cities, states and nations are enacting bans and restrictions on single-use plastic bags and other items. A legal expert explains how a global treaty could build on these efforts.

How to stop the climate crisis: six lessons from the campaign that saved the ozone

Thirty years ago, all 197 countries got together to ban the gases damaging the Earth’s ozone layer. Now we need to unite to combat an even greater threat. What can we learn from 1989?

Encouraging report from UN on ozone restoration

Earth's protective ozone layer is finally healing from damage caused by aerosol sprays and coolants, according to a new report from the United Nations.


Ozone and alcohol: Two must-read stories for your week

The news deluge is so constant that sometimes important stories get buried before you have a chance to see 'em. Here are two we saw over the weekend that are worth your time this week.

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In a high-stakes environmental whodunit, many clues point to China

Scientists say new production of a banned industrial chemical is damaging the ozone layer. Investigations by The Times and an independent environmental group lead to factories in China.

Mysterious emissions of banned greenhouse gas traced to Chinese factories

Illegal production of CFC-11 in China has a climate impact equivalent to 16-20 coal power plants, the Environmental Investigation Agency estimates.


Someone, somewhere, is making a banned chemical that destroys the ozone layer, scientists suspect

It's an ozone mystery, as well as a threat to one of the planet's great environmental success stories.

Julie Guthman: Healthy to eat, unhealthy to grow: Strawberries embody the contradictions of California agriculture

California produces 90 percent of the US strawberry crop, but growers face curbs on toxic chemicals that have helped their industry expand. Can a system centered on mass production become more sustainable?

NASA study provides first proof of ozone hole recovery

Scientists at NASA have shared evidence proving that levels of ozone-destroying chemicals in the atmosphere are declining. For the first time, there is full scientific proof that a worldwide ban on CFCs is working.

This is one international climate agreement Trump supports.

The Kigali Amendment to the Montreal Protocol would cut HFCs, potent greenhouse gases widely used in air conditioners and refrigerators.
From our Newsroom

The dangerous fringe theory behind the push toward herd immunity: Derrick Z. Jackson

Resumption of normal life in the United States under a herd immunity approach would result in an enormous death toll by all estimates.

My urban nature gem

Thanks to the Clean Water Act and one relentless activist, Georgia's South River may finally stop stinking.

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.

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.

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.

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