In 2016, nearly 200 world leaders pledged to do everything possible to limit global warming to 1.5 degrees Celsius. Since ...

Based on the current pledges of countries for limiting their emissions of greenhouse gases, global temperatures are projected to reach 2.7 degrees Celsius beyond pre-industrial levels by the end of ...

A relatively small amount of groundwater trickling through Alaska's tundra is releasing huge quantities of carbon into the ...

A seemingly minor trickle of groundwater beneath Alaska’s tundra is quietly releasing vast amounts of carbon into the ocean.

Sparsely populated and largely impassable, areas within the Arctic Circle are nevertheless becoming one of the most important ...

The Arctic region has shifted from storing carbon dioxide to releasing it into the atmosphere, according to the 2024 Arctic ...

The 'Last Ice Area' is expected to be the final place in the Arctic where ice persists all year round even as our planet warms up – but a new study suggests the region, and the ecosystem that relies ...

In this Special Issue of Science, 3 Reviews and a Policy Forum highlight research on Earth's frozen places – from the Arctic to the Antarctic – and ...

The rate of the ocean’s warming has more than quadrupled over the past four decades, according to researchers. While ocean temperatures were rising at about 0.06 degrees Celsius per decade in the late ...

A decrease in pressure ridges over the past 3 decades is making the ice more uniform, with unclear consequences.