Prolonged droughts, wildfires, and water shortages. Torrential downpours that overwhelm dams and cause catastrophic flooding.

Deep-sea fish adapt to some of the most extreme conditions on Earth. New research analyzing their evolution finds the same ...

The Saya de Malha Bank is one of the world’s largest seagrass fields and the planet’s most important carbon sinks. It faces incalculable risks that threaten the future of humanity.

Sea ice plays many important roles for the global climate: Its white surface can reflect energy back into space, helping the ...

Researchers found increased meltwater and rain explain 60% of a decades-long mismatch between predicted and observed temperatures in the ocean around Antarctica.

Higher carbon-dioxide levels in the atmosphere change all these things. The gas’s mere presence acidifies seawater. Its ...

The United Nations Refugee Agency faces devastating cuts that may eliminate 5,000 to 6,000 jobs, with potentially ...

For much of the Ukraine war, Russia has been bottled up in its Black Sea near waters, with the only avenue for projecting its ...

These advocates know that borders are man-made and that waterborne health and environmental risks just ignore them.

Sinking rocks, nutrients, crop waste or seaweed in the ocean could lock away climate-warming carbon dioxide for centuries or more.