Heat map of the Earth (NASA)video

Climate change is speeding up. Watch the planet’s temperature rise. [video]

This time-lapse map makes it clear that our planet is rapidly getting warmer. Nine of the Earth’s warmest years since 1880 have occurred after...

With Katrina lessons learned, New Orleans prepares for climate change [video]

Many people are vulnerable to rising sea levels due to climate change. Are there lessons to be learned from New Orleans' recovery from Hurricane Katrina?
Guide with stick and John Kerry walking on path through ice (State Dept.)

Secretary Kerry witnesses changing ice in Antarctica

Despite the Paris agreement to cut emissions causing the planet to warm, "we haven't won the battle yet," Kerry told young climate scientists in Antarctica.

Capture the carbon, clean the air

New technologies suck CO2 from sources before it enters the atmosphere. The U.S. expands this technology to reduce emissions contributing to climate change.

COP21? Is it a new American police flick?

More than 190 countries will confer in Paris at COP21 about reducing greenhouse gas emissions that pollute our air and contribute to global warming.
Worker in hard hat operating power tamper next to solar panel array (© AP Images)

Solar power booms in Africa as new technology rolls out

New solar technology could help provide cheap power to many of the 600 million people in Africa who currently lack access to reliable electricity.

The air was so dirty kids couldn’t play outside. Today, this...

Air quality in California cities improved through strong policies, technology and local collaborative action.

Melting away

“Ice is alive in some strange kind of way," says James Balog, who has chronicled the disappearance of glaciers through the Extreme Ice Survey since...
An iceberg in Greenland (© AP Images)

Signing the Paris agreement is a big step toward tackling climate...

Many countries have signed and some have gone further to "join" the Paris agreement to slow climate change — so what's next?