A tiny elongate poppy seed and small tan spikemoss megaspores and black soil fungus spheres were found in soil recovered from under 2 miles of Greenland’s ice.
Under a microscope, a tiny elongate poppy seed, small tan spikemoss megaspores and black soil fungus spheres found in soil recovered from under 2 miles of Greenland’s ice. As we focused our microscope on the soil sample for the first time, bits of organic material came into view: a tiny poppy seed, the compound eye of an insect, broken willow twigs and spikemoss spores. Dark-colored spheres produced by soil fungi dominated our view.
Above ground, Arctic poppies grew among the rocks. Atop each stalk of this small but tenacious herb, a single cupped flower tracked the Sun across the sky to make the most of each day’s light. , Halley Mastro/University of Vermont ) Modern rock spikemoss and rock spikemoss megaspores from the GISP2 soil sample.
Each of these living things left clues behind in that handful of soil – evidence that told us Greenland’s ice was once replaced by a hardy tundra ecosystem., demonstrate that Greenland’s ice is vulnerable to melting at atmospheric carbon dioxide concentrations lower than today. Concerns about this vulnerability have driven scientists to study the ice sheetbuilt into the ice sheet over 100 miles from the northwest Greenland coast.
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