Parts of ancient Antarctica were as warm as today's California coast, and polar regions of the southern Pacific Ocean registered 21st-century Florida heat, according to scientists using a new way to measure past temperatures.
Earth Sciences
Apr 21, 2014
766
0
Since the discovery of the Antarctic ozone hole, scientists, policymakers, and the public have wondered whether we might someday see a similarly extreme depletion of ozone over the Arctic.
Earth Sciences
Apr 14, 2014
7
0
For more than a century scientists have known that Earth's ice ages are caused by the wobbling of the planet's orbit, which changes its orientation to the sun and affects the amount of sunlight reaching higher latitudes, ...
Earth Sciences
Aug 14, 2013
3
1
(Phys.org)—Japanese researchers have taken the science of studying an animal in its natural environment a step further by attaching a camera and accelerometers to Adelie penguins as they forage for food off the waters of ...
Where there's water there's life – even in brine beneath 60 feet of Antarctic ice, in permanent darkness and subzero temperatures.
Earth Sciences
Nov 26, 2012
2
0
Stronger ocean currents beneath West Antarctica's Pine Island Glacier Ice Shelf are eroding the ice from below, speeding the melting of the glacier as a whole, according to a new study in Nature Geoscience. A growing cavity ...
Earth Sciences
Jun 26, 2011
24
0
(PhysOrg.com) -- Lake Vostok, an untouched lake in Antarctica, is soon to be reached for the first time. Russian scientists are drilling down to the oxygen-rich lake, which is buried beneath a sheet of ice almost four kilometers ...
Scientists at Columbia University's Lamont-Doherty Earth Observatory have found evidence of hydrothermal vents on the seafloor near Antarctica, formerly a blank spot on the map for researchers wanting to learn more about ...
Earth Sciences
Mar 3, 2010
20
0
Significant sea ice formation occurred in the Arctic earlier than previously thought is the conclusion of a study published this week in Nature. "The results are also especially exciting because they suggest that sea ice ...
Earth Sciences
Jul 15, 2009
0
0
A breakthrough study of fluctuations in sea levels the last time Earth was between ice ages, as it is now, shows that oceans rose some three meters in only decades due to collapsing ice sheets.
Earth Sciences
Apr 15, 2009
25
0
