Purposefully sinking boreal trees could help lock away carbon for millennia or longer, but the audacious plan comes with risks of its own.

Global efforts to reduce pollution will not be enough to mitigate the worst effects of climate change, scientists say. We will also need to extract over 10 gigatons of carbon dioxide from the ...

“The history of the many attempts to reach the North Pole,” Norwegian author and adventurer Erling Kagge writes, “is also the history of how illusions of a frozen wasteland can lure people to their ...

New evidence of ancient rivers suggests Mars may have been a "blue planet," thanks to an ocean spanning its entire northern ...

In 2025, China's crewed submersible Fendouzhe plunged more than three miles beneath Arctic pack ice to explore the eastern ...

Despite falling global mercury emissions, mercury levels in Arctic wildlife continue to rise. A new study reveals that ocean currents are delivering legacy mercury pollution from distant regions like ...

The Arctic is experiencing a steady rise in human-generated underwater noise as melting ice and increasing activity open the ...

The Arctic Ocean, once locked in a vault of thick, old ice, now is transforming at lightspeed. Temperatures there are increasing at up to four times the rate of the planet overall, melting sea ice ...

Led by the European Research Council Synergy Grant project Into the Blue – i2B, the research team studied sediment cores collected from the seafloor of the central Nordic Seas and Yermak Plateau, ...