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New Argentine fossils uncover history of celebrated conifer group（图）
New Argentine fossils uncover history celebrated conifer group
2020/7/3
Newly unearthed, well-preserved conifer fossils from Patagonia, Argentina, show that an endangered and celebrated group of tropical West Pacific trees has roots in the ancient supercontinent that once...
Study of northern Alaska could rewrite Arctic history（图）
northern Alaska Arctic history mineral wealth economic development
2019/10/30
Parts of Alaska's mountainous Brooks Range were likely transported there from Greenland and a stretch of the Canadian Arctic much farther to the east, according to a series of studies detailing more t...
A history of snowfall on Greenland,hidden in ancient leaf waxes
history of snowfall Greenland ancient leaf waxes
2016/5/31
The history of Greenland’s snowfall is chronicled in an unlikely place: the remains of aquatic plants that died long ago, collecting at the bottom of lakes in horizontal layers that document the passi...
Newly discovered reptile fossils offer clues about elevation history of Andes Mountains and climate change
reptile fossils elevation history Andes Mountains climate change
2016/1/8
On an arid plateau in the Andes Mountains of southern Bolivia, a Case Western Reserve University researcher flagged what turned out to be the fossil remains of a tortoise nearly five feet long—a find ...
Rewriting the history of volcanic forcing during the past 2000 years A year-by-year record of volcanic eruptions from a comprehensive Antarctic ice core array（图）
The desert The South Pole. The volcano. Climate change Sulfur dioxide Sulfate Ice cores
2014/7/18
RENO – A team of scientists led by Michael Sigl and Joe McConnell of Nevada’s Desert Research Institute (DRI) have completed the most accurate and precise reconstruction to date of historic volcanic s...