A researcher said: “Remarkably, the data suggest that the ice sheets can change in response to more than just global climate,” calling into question some long-held ideas. A professor connected to the study commented: “These findings appear to poke a hole in our current understanding of how past ice sheets interacted with the rest of the climate system, including the greenhouse effect.” Well, fancy that. The commentary notes that ‘global temperatures were relatively stable at the time of the fall in sea level, raising questions about the correlation between temperature, sea level and ice volume’. In short, the ice sheets grew faster than scientists had thought.
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Princeton scientists found that the Bering Land Bridge, the strip of land that once connected Asia to Alaska, emerged far later during the last ice age than previously thought, says Eurekalert.
The unexpected findings shorten the window of…
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