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6 Votes
World's biggest ice sheets likely more stable than previously believed
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A new study suggests that the previous connections scientists made between ancient shoreline height and ice volumes are erroneous and that perhaps our ice sheets were more stable in the past than we originally thought. The study found that the Earth's hot mantle pushed up segments of ancient shorelines over millions of years, making them appear higher now than they originally were millions of yea
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8 Votes
7 Votes
Dinosaur predecessors gain ground in wake of world's biggest biodiversity crisis
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Newly discovered fossils from 10 million years after Earth's greatest mass extinction reveal a lineage of animals thought to have led to dinosaurs taking hold in Tanzania and Zambia in the mid-Triassic period, many millions of years before dinosaur relatives were seen in the fossil record elsewhere on Earth.
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8 Votes
9 Votes
2011 Oklahoma temblor: Wastewater injection spurred biggest earthquake yet, study says
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A new study is the latest to tie a string of unusual earthquakes, in this case, in central Oklahoma, to injection of wastewater underground. Researchers now say that the magnitude 5.7 earthquake near Prague, Okla., on Nov. 6, 2011, may also be the largest ever linked to wastewater injection. Felt more than 800 miles away, the quake -- the biggest ever recorded in Oklahoma -- destroyed 14 homes, b
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