{"ok":true,"trend":{"id":528555,"platform":"mastodon","region":"global","key":"as permafrost melts, toxic metals are poisoning rivers with levels 70 times higher than normal https://www. sciencealert","title":"As Permafrost Melts, Toxic Metals Are Poisoning Rivers With Levels 70 Times Higher Than Normal https://www. sciencealert","url":"https://mastodon.social/@ScienceScholar/117361937658027923","first_seen":"2026-09-30T21:13:06.857465Z","last_seen":"2026-09-30T21:13:06.857465Z","last_rank":6,"peak_rank":6,"last_volume":4,"peak_volume":4,"seen_count":1,"score":0.9915625,"category_hint":"science","section":"science","category":"science","summary":"New reporting from ScienceAlert says thawing permafrost is releasing toxic metals into rivers, with contamination measured at up to 70 times higher than normal levels. Scientists link the spike to Arctic ground that frozen for millennia now defrosting as the climate warms, releasing naturally stored metals such as iron and other elements into waterways. The findings raise concerns for ecosystems and communities that depend on these rivers, and are drawing attention as another example of climate change feedback effects.","why":"Concern over accelerating Arctic thaw and its visible, measurable consequences for water quality is growing.","tone":"negative","entities":["permafrost","ScienceAlert","Arctic rivers"],"summarized_at":"2026-09-30T21:13:48.543957Z","meta":{"tag":"science","via":"scan","kind":"status","lang":"en","instance":"mastodon.social","tag_uses":743},"nw":null,"promo":null,"kind":null,"importance":null,"hidden":false,"hide_reason":null,"judged_at":null,"title_en":"Melting Permafrost Sends Toxic Metals Into Rivers at 70 Times Normal Levels","section_name":"Science","category_name":"Science","timeline":[{"captured_at":"2026-09-30T21:13:06.857465Z","rank":6,"volume":4}],"posts":[{"platform":"mastodon","url":"https://mastodon.social/@ScienceScholar/117361937658027923","author":"ScienceScholar","title":null,"snippet":"As Permafrost Melts, Toxic Metals Are Poisoning Rivers With Levels 70 Times Higher Than Normal https://www. sciencealert.com/as-permafrost -melts-toxic-metals-are-poisoning-rivers-with-levels-70-times-higher-than-normal # science","posted_at":"2026-09-30T20:44:10.721000Z","likes":4}],"elsewhere":[],"window":"7d"}}