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Permafrost ice exposed by erosion on the bank of Birch Creek, Alaska.Climate · Nov 6, 2026Arctic methane: why estimates are not yet telling the same storyThe AMPAC-Net review highlights a gap between two methods of estimating emissions. Understanding this difference means distinguishing stored carbon, released gases and measurements in the atmosphere.Aerial view of Heimdal Glacier and snow-covered terrain in eastern Greenland, illustrative photograph.Climate · Nov 6, 2026In Greenland, a lake beneath the ice delays the release of meltwaterBeneath Flade Isblink, an invisible reservoir fills in summer and empties mainly in autumn. Satellites reveal why the date of melting alone is not enough to predict when water will arrive downstream.A butternut squash cut in half, with its seeds visible on a chopping board.Books · Oct 27, 2026Bioconscience: looking at life without losing precisionMaxime Blondeau’s illustrated book brings science and philosophy together. The Svalbard Global Seed Vault offers a concrete example of the distinctions that need to be preserved.Light shimmering beneath the turquoise surface of seawater, an illustrative photograph of the marine environment.Climate · Oct 26, 2026How shells preserve traces of the marine climateGrowth lines, isotopes and chemical analyses: researchers use shells as ocean archives, while taking care not to confuse local signals with the global climate.Galileo navigation satellite in an acoustic testing chamber in 2013; a technician wearing protective clothing works nearby.Climate · Oct 26, 2026The solid Earth is becoming slightly less flattened: what satellites measureA study published on 9 September 2026 reveals that uplift in the polar regions accelerated between 1997 and 2015. This tiny change in the shape of the solid globe sheds light on the effects of ice and water redistribution.Satellite view of the Barnes Ice Cap: bright ice crossed by channels, surrounded by brown land and lakes.Climate · Oct 26, 2026Barnes Ice Cap: why researchers speak of an interrupted glaciationPlants preserved beneath the ice trace an ancient advance, followed by a retreat. The finding sheds light on a slow process, without heralding an imminent deep freeze.Red handfish photographed in its natural habitat in Tasmania in November 2018.Nature and environment · Oct 26, 2026Photo Ark: why the 18,000-species milestone is more than a collection of imagesJoel Sartore’s project reached this milestone in August 2026 with a red handfish. His approach gives a place to smaller species that are often less visible.Icebergs and snow-covered mountains in Antarctica, photographed in February 2023Climate · Oct 3, 2026Ozone: two years, two findingsA favourable assessment for 2025, a large area in September 2026: reports on Antarctica do not contradict each other. They measure different periods.