Sentences with phrase «glacial movement in»

Whist a pass traversing the mountains here is believed to have existed for five or six centuries, glacial movement in the region buried it and no trace of this original route now exists.

Not exact matches

Shifts in social movements are glacial in comparison.

For millions of years global climate change has altered the structure and internal movement of mountain ranges, but the resulting glacial development and erosion can in turn change a mountain's local climate.

«Ice age bison fossils shed light on early human migrations in North America: Study dates the first movements of bison through an ice - free corridor that opened between the ice sheets after the last glacial maximum.»

The movement of these large masses of ice also leaves distinct marks on the walls of valleys and in the form of deposits of glacial sediment.

Given the level of denialism in the face of glacial mass loss, plummeting Arctic summer ice cover, progressive collapse of ice shelves that have been stable for 6000 to 10000 years, northward, upward, and seasonally earlier movements of ecosystems and other phenological changes, increasing Greenland ice melt, and all the other direct observations of global warming, I think denialists will go to their graves believing it can't be happening.

The vertical movements that occurred during retreat of the ice sheets in late glacial time are very much more complex than during postglacial time.

Reconstructed mass balance yielded accumulation and ablation each of ~ 3 km3 / yr, with glacial movement near the equilibrium line altitude dominated by basal sliding.Pollen and charcoal records from three lakes in northern Yellowstone provide information on the postglacial vegetation and fire history.

That glacial movements can be surprisingly short lived can be seen in the century long glacier advance around 1200 to 1300 AD, and to a lesser extent the 30 year retreat around 1730.

On a basic level, however, the experiment seeks to address what founder Rob Hopkins sees as a source of frustration in the environmental movement: Personal action feels like a drop in the bucket, while governments often move at a glacial pace.

Of course glaciers don't change direction overnight, but IF the current trend continues and CET falls even further towards the zero anomaly line it will be interesting to see the effects on glacial movements (if any) Generally the glaciers in Switzerland and Austria seem the most responsive.»

On the one hand, «I find it almost impossible to account for movements of the gas of the required order...» but «if the effect of carbon dioxide on temperatures was considerably greater than supposed, glacial periods might well be accounted for in this way.»

We can also agree, that if we manage to account for this cyclical movement in the entire record, and the different variance structures in Glacials / Interglacials (and a bunch of other cyclical patterns), the variance structures will be more or less stable.