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Articles on Arctic

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Water from the Mackenzie River, seen from a satellite, carries silt and nutrients from land to the Arctic Ocean. Jesse Allen/NASA Earth Observatory

Arctic rivers face big changes with a warming climate, permafrost thaw and an accelerating water cycle − the effects will have global consequences

A new study shows how thawing permafrost and intensifying storms will change how water moves into and through Arctic rivers.
Giovanna Stevens grew up harvesting salmon at her family’s fish camp on Alaska’s Yukon River. Climate change is interrupting hunting and fishing traditions in many areas. AP Photo/Nathan Howard

Arctic Report Card 2023: From wildfires to melting sea ice, the warmest summer on record had cascading impacts across the Arctic

The early heat melted snow and warmed rivers, heating up the land and downstream ocean areas. The effects harmed salmon fisheries, melted sea ice and fueled widespread fires.
Polygon fields evolve and change overtime reflecting the flow of water at different stages in planetary history. Axel Heiberg Island, Qikiqtani Region, Nvt. (Mark Jellinek, Author Provided)

How Arctic landscapes and Canadian cityscapes share a similar pattern

While a seemingly remote and unfamiliar landscape, the Arctic shares many surprising similarities with contemporary Canadian cityscapes.
Terminus of the Recherchebreen glacier in the Norwegian archipelago of Svalbard, about 760 miles from the North Pole. Arterra Picture Library/Alamy

The melting Arctic is a crime scene. The microbes I study have long warned us of this catastrophe – but they are also driving it

To fully understand the extent of climate-related dangers the Arctic – and our planet – is facing, we must focus on organisms too small to be seen with the naked eye.

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