Not exact matches
Subglacial Lake Mercer lies below the confluence of the Whillans and Mercer
ice streams, making its hydrology distinct
within the region.
The discovery is significant in relation to the mechanism for rapid movement of the
ice streams, which are huge, fast - flowing
ice currents
within the slow - moving
ice sheet that covers most of Antarctica.
When, perhaps
within only a few years, the Arctic Ocean switches fully to seasonal
ice conditions, the jet
streams will almost inevitably take up new patterns of behavior, leading to weather that is quite different from what our farmers need to feed the population.