The US economist William Nordhaus claimed as early as the 1970s, when scientific understanding of climate change was still taking shape, that warming of more than 2°C would "push global conditions past any point that any ...
Environment
Dec 15, 2022
0
3
While the world focuses on limiting the rise in global temperature to 1.5 or 2 degrees Celsius over the preindustrial average, increasing meltwater from ice sheets presents an existential threat to the viability of island ...
Earth Sciences
Dec 13, 2022
21
87
A chance find of an unstudied Antarctic sediment core has led University of Otago researchers to flip our understanding of how often ice ages occurred in Antarctica.
Earth Sciences
Dec 6, 2022
2
25
The cold, dense water circulating under Antarctica's Filchner-Ronne Ice Shelf (FRIS) keeps under-ice melting there to a minimum, helping the ice shelf act as a regulating force against the Antarctic Ice Sheet's contribution ...
Earth Sciences
Dec 6, 2022
0
21
Antarctic sea ice deeply affects the global climate in several ways. It regulates the exchanges of heat and gases between the ocean surface and the atmosphere, and drives the formation of the Antarctic Bottom Water that travels ...
Earth Sciences
Dec 5, 2022
0
25
Until now, it's been a common belief that the packed sea ice of the Southern Ocean blocked all light from reaching the sea beneath, preventing phytoplankton—tiny algae that are the base of aquatic food webs—from growing ...
Ecology
Nov 17, 2022
0
155
Britain's polar research ship is preparing for its second voyage to Antarctica to investigate sea level rises and threats to marine biodiversity.
Earth Sciences
Nov 15, 2022
0
11
Climate adaptation requires communities to plan ahead for the unavoidable changes coming our way not just immediately but decades from now.
Environment
Nov 11, 2022
0
5
Ever since astronomers first detected ultra high energy neutrinos coming from random directions in space, they have not been able to figure out what generates them. But a new hypothesis suggests an unlikely source: the mergers ...
Astronomy
Nov 7, 2022
0
104
The Antarctic Ice Sheet is the largest block of ice in the world. It covers an area four times the size of China and holds more than 60% of the world's fresh water. Where the ice sheet meets the ocean, it forms floating shelves ...
Earth Sciences
Oct 28, 2022
0
8
