Climate Change

More companies are introducing sustainable practices into their manufacturing processes and products, helping the environment and improving profitability.

Years of polluting the atmosphere with chlorine caused a hole in the ozone layer. But thanks to international efforts, the ozone hole is starting to heal.

It's been a historic year in the fight against climate change, but we can't stop now, John Kerry said at the U.N. climate conference in Morocco.

While visiting Yosemite to celebrate the National Park Service's 100th anniversary, President Obama asked people to protect our parks and our future.

More than 160 satellites beam data to scientists studying climate worldwide. Political leaders can base climate decisions on science rather than theory.

"One day we will wake up to find we have literally changed the face of the Earth," actor Morgan Freeman says in this video,...

A warmer world will raise sea levels and trigger extreme weather events. You can prepare for these events, and the U.S. will help other countries do that.

Gigawatt Global's energy production doesn't stop at improving the environment; the company created an education program for orphans in a nearby village.

Black soot produced by carbon-based fuels is falling on the Arctic Ocean, absorbing heat and accelerating melting. Arctic nations want to reduce soot.