The tremors are signs of magma moving underground, feeding two ongoing eruptions at Kilauea volcano.
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The hatching marks a significant population boost for the species, since there are only estimated to be 150 left in the wild.
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Now, a new technique for mapping the 3D structure of Arctic ice promises to help researchers better understand the habitat needs of walruses and other wildlife. The 3D ice maps could also aid in planning shipping routes, research cruises and other Arctic endeavors, said Chandra Kambhamettu, a computer scientist at the University of Delaware who developed the technique.
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Arctic heat transfers
Every year, there are thousands of cyclones in the Arctic, some with hurricane-force winds. Before satellites spotted these storms, sailors would return from the North with tales of massive squalls appearing out of nowhere, creating waves up to 36 feet (11 meters) high.
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A grand flooding
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Lake Ellsworth is about 7 miles long, a mile wide and 500 feet deep (11 kilometers by 1.6 kilometers by 152 meters). Because the lake has been sealed off by a thick blanket of ice for up to 1 million years before modern humans evolved scientists think microbes or other forms of life in the water could have evolved in interesting ways to deal with an isolated environment away from sunlight.
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