Moonshot proposals to save the planet’s ice sheets, including giant underwater sea curtains and refreezing Arctic ice, are gaining popularity as the planet heats up. But none of the most high-profile ...

This story was produced in partnership with the Pulitzer Center’s Ocean Reporting Network. A haze of ice crystals in the air created a halo around the low sun as three snowmobiles thundered onto the ...

Scientists have unveiled a remarkable discovery beneath the Arctic ice, revealing a hidden ecosystem thriving in one of the planet’s most inhospitable environments. This groundbreaking find, announced ...

TORONTO A chunk of ice shelf nearly the size of Manhattan has broken away from Ellesmere Island in Canada's northern Arctic, another dramatic indication of how warmer temperatures are changing the ...

The Arctic has long filled humans with awe, but there are now profoundly worrying signals coming from the frozen landscape at the top of our planet, and scientists are deeply concerned about its ...

Arctic tundra, which has stored carbon for thousands of years, has now become a source of planet-warming pollution. As wildfires increase and hotter temperatures melt long-frozen ground, the region is ...