Pollution

At the time it was signed, the Montreal Protocol was seen as a good thing for the planet. A new study shows it was even better than anyone first realized.

By Fighting the Ozone Hole, We Helped Curb Climate Change

With the Montreal Protocol, life on Earth dodged a bullet we didn’t even know was headed our way

North Carolina's Camp Lejeune in 2017. From 1953 to 1987, the drinking water at the base was contaminated with a number of chemicals.

Common Chemical Strongly Linked to Parkinson's

Service members stationed at Camp Lejeune, where water was contaminated, had a 70 percent greater risk of developing the movement disorder, new study finds

Paris is working on an ambitious project to clean the Seine river for use during swimming events in the 2024 Summer Olympics.

For the First Time in a Century, Paris Is Making the Seine Swimmable

The city's ambitious project will allow Olympians, and later the French public, to return to the famous river's waters

An offshore well in the Gulf of Mexico off the coast of Louisiana

14,000 Inactive Oil and Gas Wells Are Unplugged in the Gulf of Mexico

Capping these potential sources of methane could cost $30 billion. But targeting wells in shallow waters would have the highest impact, a new study finds

Huge quantities of plastics make their way into oceans and other bodies of water.

The Pacific Garbage Patch Is Home to Coastal Species—in the Middle of the Ocean

These out-of-place organisms are thriving on floating trash, but they may compete with open-water species

Electric cars from Tesla, photographed in 2018

EPA Proposes Tightest-Ever Emissions Limits for Cars

If approved, the rules could lead to electric vehicles comprising 67 percent of new car sales by 2032

Zooplankton help clean Lake Tahoe by eating tiny particles that can make the water cloudy.

Why Lake Tahoe Is the Clearest It's Been in 40 Years

Thanks to a "natural clean-up crew" of zooplankton, the large freshwater alpine lake is looking especially pristine

One-third of the world’s population can’t see the starry band of light in the night sky that makes up the Milky Way (above). The new show “Lights Out: Recovering Our Night Sky” at the National Museum of Natural History looks at the devastating impacts of artificial light.

Why It’s Time for a Worldwide Lights-Out Program

A new Smithsonian exhibition delves into the issue of light pollution, with easy solutions offering an immediate change

A revolutionary new tool, a collaboration between the Smithsonian Astrophysical Observatory and NASA, will monitor the chemistry and changing dynamics of major pollutants (above: an Arizona power generating station).

This Eye in the Sky Promises Major Insights Into the Air We Breathe

The satellite mission TEMPO will detect pollutants at a neighborhood scale across the nation

Seabirds catch fish swimming near the ocean's surface, but in the process, they also ingest microplastics.

Microplastics Linked to Changes in Seabirds’ Guts

Birds that ingested more microplastics had more microbes linked to diseases and antibiotic resistance in a new study

Parisians voted to ban for-rent electric scooters.

Parisians Vote to Ban For-Rent Electric Scooters

In a referendum on Sunday, city residents overwhelmingly opted to do away with the iconic mode of transportation

The new E.U. renewable energy target comes as Europe moves away from its reliance on Russian gas and oil and after a new U.N. report that warns of a rapidly warming planet.

E.U. Agrees to Raise Its Renewable Energy Target

The 27 member countries will strive to reach 42.5 percent renewable power by 2030, up from their current goal of 32 percent

Global carbon dioxide emissions reached an all-time high in 2022.

U.N. Climate Change Report Calls for Urgent Action

Countries must strive for more ambitious emissions goals over the next decade, scientists say

"Forever chemicals" have been in firefighting foam as well as products including nonstick cookware and water-repellant clothing. Research has linked them to a number of health problems, including cancer.

EPA Proposes First Limits for Toxic 'Forever Chemicals' in Drinking Water

Under the rule, public water systems would monitor levels of six types of long-lasting contaminants known as PFAS

A $25 million plan to uncover 1,100 feet of Jordan Creek and build three bridges is moving forward in Springfield, Missouri.

How 'Daylighting' Buried Waterways Is Revitalizing Cities Across America

Urban centers are exhuming creeks and streams once covered up to control floodwater—and bringing life back in the process

Industrialization changed Italy’s Bagnoli Bay. Analyzing the DNA that was trapped in sediment offers a record of what was lost—and a clue as to how to get it back.

DNA Buried in Sediment Helps Scientists Picture Past Ecosystems

Examining the evidence offers a way to look back at now damaged environments

A father shows his son the awful-smelling algae hugging the shoreline of the St. Lucie River during a summer bloom in Stuart, Florida, in 2016. The algae fouled coastal waterways, created angry communities, closed beaches and had an economic impact as tourists and others were driven away by the smell and inability to enjoy the waterways.

Florida’s Love-Hate Relationship With Phosphorus

The state has mined and abused the Devil's Element for decades, and now it is increasingly fouling precious coastal waters

Balloons can pollute the oceans, harm wildlife and get tangled in power lines.

Seaside California City Bans Balloons in Public

Laguna Beach has joined several other cities taking aim at ocean pollution, wildlife health, power outages and wildfires

The hazy quality of works like Turner's Rain, Steam and Speed (1844) was influenced by air pollution, a new study says.

Did Air Pollution Influence Famous Impressionist Painters?

Artists like Turner and Monet painted the smog they saw in London and Paris, a new study says

A Dark Sky Sanctuary must have exceptionally starry nights.

This Tiny Welsh Island Is Europe's First Dark Sky Sanctuary

Ynys Enlli joins just 16 other sites of its kind across the world

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