Science
Arctic Ocean was once a tub of fresh water covered with a half-mile of ice – Livescience.com
At at least two points in history, the Arctic was cut off from other oceans.
The Arctic Ocean was once a pool of fresh water capped with an ice shelf half as thick as the Grand Canyon is deep.
If that’s hard to envision, don’t despair. Scientists were surprised at the discovery, published Wednesday (Feb. 3) in the journal Nature
, as well. The trick to envisioning this odd arrangement is to think about the relationship between ice sheets and the ocean. When ice sheets melt, they dump water into the ocean, raising the sea level. But when ice sheets grow, as they have during…
-
General17 hours agoAustralian celebrity chef Peter Russell-Clarke dies aged 89
-
Noosa News16 hours agoUnvaccinated horse dies from Hendra virus as Queensland records first case in three years
-
General19 hours agoBack-to-back rate cuts tipped when Reserve Bank meets
-
Noosa News19 hours agoWoman left with significant arm injuries in lion attack at Darling Downs Zoo in Queensland