Search our collection of background (non-event) articles from news media, science journals and other sources.
Unusually large amounts of sea ice have brought more polar bears from Northeast to South Greenland, with many unable to return due to currents.
The melting of polar ice sheets due to climate change is causing Earth's rotation to slow down and its axis to shift, potentially surpassing the moon's influence on these dynamics and affecting technologies like GPS.
Nome experienced a record-breaking influx of 1,800 cruise ship passengers from the MS Westerdam, enjoying a variety of local tours, cultural presentations, and the Berry Festival during their full-day port of call visit.
This region endured similar major floods in 1922, 1942 and 1957 though the current disaster was "extraordinary and all previous 'records' have been surpassed," she added.The Ural River flooded Russia's Orenburg region in particular, while the Ishim — which feeds the Siberian regions of Tyumen and Omsk, and northern Kazakhstan — also burst its banks.
Due to a mild winter and warmer year, this wildfire season is looking to be worse, not better, than the last
Russia's objection to U.S. claims off Alaska highlights tensions in maritime relations and underscores the U.S. disadvantage in territorial disputes due to its non-ratification of the Law of the Sea treaty.
Canada's mild winter has caused the longest recent delay in opening the Arctic ice road, essential for diamond mine access and goods transport, highlighting climate change impacts on infrastructure.
Emergency measures are in place in Kotzebue after a failure in the Swan Lake Loop left 74 households without water, prompting local and state officials to declare an emergency and take action to provide services and repair infrastructure.
Arctic rivers are undergoing significant changes due to a warming climate, with increased precipitation and permafrost thaw leading to stronger flows and altered chemical compositions.
The Alaska Arctic Observatory and Knowledge Hub and the Native Village of Kotzebue deployed an under-ice oceanographic instrument to monitor ice thickness and snow depth at a site offshore of town.
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