New technologies suck CO2 from sources before it enters the atmosphere. The U.S. expands this technology to reduce emissions contributing to climate change.
Black soot produced by carbon-based fuels is falling on the Arctic Ocean, absorbing heat and accelerating melting. Arctic nations want to reduce soot.
The whole world must protect, respect and nurture the Arctic region. “One Arctic” is the guiding theme for U.S. leadership of the Arctic Council.
President Obama wants to protect landscapes and people from the consequences of climate change. He'll do that by preserving natural spaces.
More firms are investing in solar panels, wind turbines and other renewable-energy equipment to bring down energy costs and reduce greenhouse gas emissions.
Automakers are racing to build the cars of tomorrow today. They’re delivering cars that are cleaner, greener and more fuel-efficient.
As the world’s largest economies and the largest greenhouse gas emitters, the U.S. and China have a leading role to play in addressing climate change.
The Earth Day Network coordinates activities that raise awareness of local environmental issues, as well as global climate change, in 192 countries.
The ocean ecosystem regulates climate, produces oxygen, and feeds about three billion people. But our oceans may not be able to provide these benefits much longer.