Italian, French and Norwegian researchers have set up camp in Norway's Svalbard archipelago in what they called a race against time to preserve crucial ice records for analyzing past environmental conditions.
But experts warn that water from melting ice is leaking down and altering the geochemical records preserved in ancient ice beneath. Human-caused carbon emissions have warmed the planet by 1.1 degrees Celsius since the 19th century. Studies indicate that the Arctic is warming between two and four times faster than the global average.
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