News & Features

2024 Arctic Report Card documents rapid, dramatic change

Theo Stein, Monica Allen | December 10, 2024

Among the changes, the Arctic tundra is now releasing more carbon dioxide to the atmosphere than it stores.

2024 Arctic Report Card: Arctic has second-warmest year on record in 2024

Michon Scott | December 10, 2024

The past decade has been the region’s warmest since at least 1900.

2024 Arctic Report Card: The Arctic tundra is now a net source of carbon dioxide

Haley Thiem | December 10, 2024

The Arctic tundra, which has been a carbon sink for millennia, has shifted to become a carbon source.

2024 Arctic Report Card: The amount of sea ice that survives Arctic summer is roughly half of what it used to be

Rebecca Lindsey | December 10, 2024

Summer sea ice has been stable near these much smaller extents since around 2007.

2024 Arctic Report Card: Big regional differences in the length of the 2023-24 snow season across the Arctic

Michon Scott, Rebecca Lindsey | December 10, 2024

Large parts of the North American Arctic had their shortest snow-covered season on record, while parts of Eurasia had a longer-than-average snow-covered season.

2024 Arctic Report Card: Ice seal populations in the Pacific Arctic remain healthy

Michon Scott | December 10, 2024

Scientists report that ice seals have recovered from mass mortality events in the 2010s. Body condition, pregnancy rates, and pup survival all indicate populations are doing well.

2024 Arctic Report Card: Migratory Arctic caribou populations have fallen by 65%

Rebecca Lindsey | December 10, 2024

Further warming will pose increasing challenges for caribou and the people who depend on them.

2024 Arctic Report Card: Arctic precipitation has increased across all seasons

Haley Thiem | December 10, 2024

The yearly precipitation across the Arctic has increased more than 10 percent since 1951, with winter experiencing the largest seasonal increase.

Several Great Lakes experience record-warm water temperatures heading into winter

Gabrielle Farina, Haley Thiem | December 09, 2024

A warm fall and a notably warm 2023-2024 winter has water temperatures across most of the Great Lakes at record-highs. Could these record temperatures impact ice cover again this year?

'Snowed/Iced In' from the Art x Climate Gallery

December 06, 2024

Released in 2023, the Fifth National Climate Assessment (NCA5) includes an Art × Climate gallery. This work by Nikki Way is a reflection of their fear and uncertainty around climate change in the Great Lakes region.

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