During the first session of COP21, President Obama spoke on the the collective goals participants must take to #ActOnClimate.
Innovation and research have brought the cost of many renewables down to, and even beneath, fossil-fuel levels.
U.S. businesses are serious about climate change. More than 80 huge corporations have signed the pledge to #ActOnClimate.
Climate scientists are in nearly unanimous agreement that the Earth’s atmosphere is getting warmer and will affect the way people around the world live.
In the U.S., the government and the private sector are all doing their part to power a clean-energy revolution.
Air quality in California cities improved through strong policies, technology and local collaborative action.
The U.S. will #actonclimate with its plans for generating clean energy and reducing carbon emissions.
Facing the global challenge of climate change, Americans are taking up the call to responsibly protect the Earth. Have you heard about these 10 responses?
The effects of climate change are felt everywhere, and it's time for a global solution, says Secretary of State John Kerry.