Sarah Kaplan

New research shows how rising temperatures have irreversibly altered both the Arctic and Antarctic. Ripple effects will be felt around the globe.

The comments by Oleg Anisimov, a scientist at the state hydrological institute, mark a rare public rebuke of the Russian invasion by a government official.

Satellite observations show the Amazon rainforest is nearing a tipping point where it could shift into a grassland, which could fuel climate change and imperil biodiversity, according to a study published Monday in the journal Nature Climate Change.

With time running out for nations to agree on a road map for tackling climate change, the fate of U.N. climate talks in Egypt appeared in jeopardy Thursday as rich and poor nations continued to disagree on an array of issues.

The European Union has proposed tying disaster funding to emissions reductions as a final offer to avoid failure at the world’s annual climate summit.

Fossil coral reefs in the islands of the Seychelles may indicate where sea level rise will be felt the hardest as human-caused climate change impacts the world’s oceans.

Research shows that the Atlantic Ocean’s sensitive circulation system is in danger, but scientists still don’t know how close it is to collapse.

A scientific panel rejected a proposal to formally declare the Anthropocene a new chapter of geologic time — one that is defined by the impact of humans on the Earth. But the vote may not resolve a long-running debate.

Climate change and rising fuel costs threaten an remote Arctic community. Can renewable energy help preserve their traditional way of life?

Each of the past ten months has been the hottest on record – an unprecedented streak of unprecedented temperatures that has fueled alarm among climate scientists.