Environment

California becomes the first state to require new homes to include solar panels.

California Now Requires Solar Panels on Most New Homes

It is the first state to implement a solar panel requirement

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Experience Some of the World's Most Polluted Cities in This Exhibit

The art installation was recently on display in London

Scientists have accidentally created a "mutant enzyme" that can break down plastic.

This “Mutant Enzyme” Breaks Down Plastic

It's definitely cool—but probably won’t solve our plastics problem

Salt Lake City, Utah, pictured here, ranks number eight for short-term particle pollution.

These Are the Cities With the Worst Air Pollution

More than 4 in 10 Americans live with unhealthy levels of air pollution, according to a new report

Three color morphs of bleached corals on the Great Barrier Reef

2016 Ocean Heatwave Killed 30 Percent of the Great Barrier Reef

Combined with a 2017 temperature spike, half of the 2 billion corals on the reef have died since 2015

Powerhouse's strict definition of energy-positive takes every stage of a building's lifecycle into account, from the construction and transport of materials to eventual demolition.

In Norway, an Ambitious New Standard for Green Building Is Catching On

A coalition called Powerhouse is designing buildings that produce more energy than they use in their entire lifecycle

Nizina Glacier became more accessible to paddlers around 2000, when melting ice formed a lake on which float-planes could land.

A Daring Journey Into the Big Unknown of America's Largest National Park

If dangling from a rope inside a melting glacier is your idea of a vacation, then come with us to Alaska's Wrangell-St. Elias

The body of a juvenile sperm whale was found on a beach in Spain's Murcia region.

Dead Sperm Whale Had 64 Pounds of Trash in Its Digestive System

The juvenile sperm whale was found in the Murcia region of Spain, and its death has spurred a local campaign to combat plastic pollution

This aerial photo shows spills from TransCanada Corp.'s Keystone pipeline on Friday, November 17, 2017.

Keystone Pipeline Leak Was Twice as Big as Previously Thought

A representative of TransCanada Corp., which owns the pipeline, says the leak spilled 9,700 barrels of oil into South Dakota farmland

Oil Spill in Colombia Kills 2,400 Animals

The spill also damaged 1,000 tree species and caused adverse health effects in residents of the affected areas

Atlantic salmon are much more commonly farmed than their Pacific counterparts. After decades of farming, they are fast growing and thought to be fairly resistant to disease. Pictured here are farm-raised Atlantic salmon from Chile.

Why Washington State Is Phasing Out Atlantic Salmon Farming

The move will bring an end to three decades of non-native fish farming in the region

Debris recovered from the Garbage Patch

The Great Pacific Garbage Patch Is Much Larger and Chunkier Than We Thought

A new study shows the patch is not just microplastics. Fishing gear and large pieces make up 92 percent of the trash

Who Was the First First Lady to Adopt a Cause and More Questions From Our Readers

You asked, we answered

World’s Tallest Wooden Building to Be Built in Tokyo

Architects are increasingly touting wood as a cleaner alternative to steel, concrete and brick

A British Columbia rainforest, where Douglas firs soar more than 160 feet, supports 23 native tree species.

Do Trees Talk to Each Other?

A controversial German forester says yes, and his ideas are shaking up the scientific world

Rising global temperatures may make many cities too warm to host the Winter Games in the future.

In a World Striving To Cut Carbon Emissions, Do the Olympics Make Sense?

Perhaps there is still a case for the greenhouse-gas gushing games if host cities amplify their efforts to showcase green tech and innovations

Could drone delivery help the environment?

Is Drone Delivery Good for the Environment?

Reducing the need for trucking by delivering some packages with electric drones could save fuel, and potentially carbon emissions. But how much?

White-naped cranes flying above the DMZ.

How Korea’s Demilitarized Zone Became an Accidental Wildlife Paradise

Hundreds of rare animal species take shelter in the 155-mile no man's land between North and South Korea

Driftwood is a valuable resource for humans and all kinds of ecosystems near and far.

How Driftwood Reshapes Ecosystems

In one of nature’s remarkable second acts, dead trees embark on transformative journeys

Is SpaceX Being Environmentally Responsible?

Falcon Heavy’s flashy space car may not have been the best idea—for Mars

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