Sentences with phrase «size of the ice sheet»

Armed with aerial photos that reveal these trimlines, the researchers mapped the past and present sizes of the ice sheet in a 3D computer model.

So, while the specific size of the ice sheet was different, the overall conditions are degraded in ways not likely to have existed in the past all at the same time.

There are more, however, including the amount of sunlight an ice sheet is able to reflect; the larger an ice sheet, the more sunlight is reflected, but the smaller an ice sheet, the more ocean there is surrounding the ice sheet to absorb the sunlight which in turn heats up the surrounding waters increasing the melt which decreases the size of the ice sheet which in turn... and so goes the cycle.

New research shows that small fluctuations in the sizes of ice sheets during the last ice age were enough to trigger abrupt climate change.

Small fluctuations in the sizes of ice sheets during the last ice age were enough to trigger abrupt climate change, scientists have found.

The size of the ice sheet depends on how much new snow accumulates and how much of the existing ice melts, she said.

Indeed, it shows the data in the image above, first in an unmodified form and then adjusted for the size of ice sheets to give a direct temperature measurement (Fig 3 (b)-RRB-:

Thus, I'd be a little happier if we had a stronger process understanding of the Heinrich events, the D / O oscillations, and their dependence on the size of ice sheets.

At the beginning of the 1990s, scientists were unsure of the sign (positive or negative) of the mass balance of Greenland or Antarctica, and knew only that it could not be changing rapidly relative to the size of the ice sheet.