Researchers have found a molecule in algae follows the ebbs and flows of sea ice. That could let them reconstruct past ice to shed light on climate change.
Jan. 4, 2021 • ~6 min
Warm, moist rivers of air have a lot to do with massive holes in sea ice in Antarctica's Weddell Sea, a new study shows.
Nov. 13, 2020 • ~5 min
200 years ago, people discovered Antarctica – and promptly began profiting by slaughtering some of its animals to near extinction
For 200 years, a small number of countries have exploited the marine wildlife of Antarctica, often with devastating impact on their populations.
Nov. 13, 2020 • ~8 min
The pattern of autumn sea ice growth has been completely disrupted, but are we really headed for a tipping point?
Oct. 28, 2020 • ~6 min
The Laptev Sea is one of the Arctic's biggest nurseries of new sea ice in winter, but Siberia's record summer heat may have halted production.
Oct. 26, 2020 • ~5 min
The Arctic hasn't been this warm for 3 million years – and that foreshadows big changes for the rest of the planet
Extreme shrinkage of summer sea ice is just the latest evidence of rapid Arctic warming – and what happens in the Arctic doesn't stay there.
Sept. 30, 2020 • ~9 min
Shrinking sea ice appears to improve the health of a small group of polar bears living above the Arctic Circle. But those benefits probably won't last.
Sept. 29, 2020 • ~7 min
Scientists find oceanic heat has overtaken atmospheric heat as the main cause of melting.
Sept. 18, 2020 • ~5 min
Arctic sea ice is melting a lot faster than earlier estimates, which predicted a slow and stable rise in Arctic temperatures, researchers say.
Aug. 18, 2020 • ~5 min
Models have predicted for some time that with every degree of global warming, the Arctic will see double or more.
June 25, 2020 • ~5 min