The talks in Canada are not going well,and scientists and civil society groups say the U.S. is largely to blame.

Climate change is making it harder to meet clean air goals, says the 25th annual State of the Air report from the American Lung Association.

Critics say the U.S. has been unwilling to push for measures in a global agreement that would drive big cuts in plastic waste.

Released on Earth Day, the federal government's new "HeatRisk" tool can help people assess when heat goes from uncomfortable to dangerous.

Another huge patch of seaweed from the Sargasso Sea is floating towards Caribbean and South Florida beaches. Scientists are trying to predict where and when it will reach the shore.

Novelist Amy Tan's The Backyard Bird Chronicles centers on an array of birds that visit her yard, as Trish O'Kane's Birding to Change the World recalls lessons from birds that galvanized her teaching.

A new version of the popular board game Catan aims to make players wrestle with a 21st-century problem: How do you develop and expand without overly polluting the planet?

The Museum for the United Nations has partnered with musicians to re-release some of their songs with added nature sounds to generate royalties for conservation efforts.

President Biden has been trying to get young voters excited about his 2024 reelection bid, even though polls show they're disappointed with some of his policies.

Another huge patch of seaweed from the Sargasso Sea is floating towards Caribbean and South Florida beaches. Scientists are trying to predict where and when it will reach the shore.