EXPLAINER: Topsy-turvy weather comes from polar vortex

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potted flowering plant covered in ice
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The Tulip Lake Wildfire (MWF026), on the Alberta-NWT border, taken on June 2, 2025. Courtesy Alberta Wildfire
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Reflections on another Canadian wildfire season
a man sits on the tundra next to a scientific instrument inserted into the ground, taking notes. He is wearing a plaid shirt and a baseball cap
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Between land and water: Tribal relocation and resistance
Read on Sea Change
iceberg
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Climate futures: What’s ahead for our world beyond 1.5°C of warming?
Read on Mongabay Mentions Jennifer A. Francis
a screenshot of the PDG showing colorful data layers overlaid on Alaska's north slope
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June 2025 collaborator highlight: Permafrost Discovery Gateway
Read on Arctic Data Center Mentions Anna Liljedahl