Mitigation

Spanish-style buildings facing basketball court (Guardtop LLC)

U.S. is on the road to solving an urban environmental problem

Los Angeles and other U.S. cities are covering their asphalt roads with a coating that prevents the blacktop from absorbing and radiating the sun's heat.
Illustration of windmills on green hills (State Dept.)

Look what has happened since the 2015 climate pact was adopted...

A year has passed since nearly 200 countries came together to adopt the historic Paris agreement on climate. Check out what has happened since then.
Two people in canoe on lake in foreground; forest with autumn foliage in background (© AP Images)

Hundreds of U.S. businesses voice support for climate agreement

Over 300 U.S. businesses, many from the Fortune 500, signed a statement renewing private-sector support for the Paris agreement on climate change.
Secretary of State John Kerry speaking at podium (© AP Images)

Secretary Kerry: ‘We don’t get a second chance’ on climate

"What we do right now, today, matters," Kerry told delegates at a climate change summit developing rules to implement the Paris climate agreement.
Frog poking its head out from clump of Azolla ferns (Nigel Cattlin/Alamy Stock Photo)

Can this tiny fern save the world — again?

Scientists are trying to learn more about Azolla, a plant that might help reduce man-made climate change — but there are some challenges.
Illustration of figures pushing globe up hill (State Dept./D. Thompson)

What’s next for the Paris climate agreement?

After more than 190 countries signed the Paris agreement, it moved toward going into force in only months. What's next for the landmark climate accord?
Planes lining up to take off as a jet is landing (© AP Images)

Countries approve first-ever limits on airline emissions

If the airline industry were a country, it would be the world's seventh-largest carbon polluter. New rules set limits on increases in aircraft emissions.
Sun setting showing shadows of four people walking (© AP Images)

Obama: ‘The world meets the moment’ on climate

The Paris climate agreement will enter into force November 4, after the EU ratified the accord to bring it past a key threshold.
Yellow urchins clinging to coral in dark water (© AP Images)

Obama creates 1st marine national monument in Atlantic

The new national monument will preserve nearly 13,000 square kilometers of marine area from fishing, drilling and mining in an effort to protect #OurOcean.