Climate Change

Mar 31

Watch 10:47
Climate change pushes Florida's mangroves north

Mangroves are prevalent in tropical south Florida, but the plants have been moving farther north as climate change makes freezing weather less common. Hari Sreenivasan reports on the plant's encroachment and what it means for the future of coastal ecosystems.

Mar 30

Judge restores Obama-era drilling ban in Arctic

President Donald Trump exceeded his authority when he reversed bans on offshore drilling in vast parts of the Arctic Ocean and dozens of canyons in the Atlantic Ocean, a U.S. judge said in a ruling that restored the Obama-era restrictions.

Mar 17

Watch 5:55
Uncovering the history of Earth's climate

To understand the history of climate change, researchers are digging underneath the ocean floor where organisms and plants have accumulated in sediment over millennia. Maureen Raymo studies this science of paleoclimatology using a vast collection of materials at Columbia University’s…