The culprit behind the country’s somewhat wacky weather, or at least part of it, is the (aforementioned) probable sudden stratospheric warming event (SSW) disrupting the stratosphere’s polar vortex ...

The polar vortex, a high-altitude ring of westerly winds that usually keeps Arctic air locked near the pole, is showing signs ...

Climate change in Earth's polar regions is emerging as an underrecognized driver of global health risks, with consequences ...

Polar warming is shaping the air we breathe, the water we drink, the food we grow, and the stability of our minds and bodies.

Millions are set to see temperatures plunge over the Thanksgiving holiday period as the destablizing polar vortex sends ...

The Atlantic Meridional Overturning Circulation (AMOC), a system of Atlantic Ocean currents that redistributes heat and nutrients between the tropics and the North Atlantic, is one of the planet's ...

TOLEDO, Ohio — As northern Ohio and southeast Michigan prepare for the winter season, we have a close eye on several weather phenomena that could shape the region’s upcoming cold months. From La Niña ...

Melting polar ice is unleashing stronger, faster currents, reshaping heat flow, nutrient pathways, and microplastic movement ...

These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary between Arctic and more temperate air – dips deeply southward, bringing the ...

FILE - A male polar bear eats a piece of whale meat as it walks along the shore of Hudson Bay near Churchill, Manitoba, Aug. 23, 2010. With Arctic sea ice shrinking from climate change, many polar ...

This story is part of the Grist arts and culture series Remember When, a weeklong exploration of what happened to the climate solutions that once clogged our social feeds. At Alaska’s northernmost ...

Learn why polar bears have white fur and other cool facts, plus WWF’s efforts to protect them and their Arctic habitat from ...