Sentences with phrase «pressures over his evolution»

Not exact matches

The only way they can hold the existing party together is to hope for an evolution in thought over the next 4 years, producing a more socially liberal base (possible... but won't happen quickly) or to have some other very large even occur which puts the dems in such a bad light as to lift the pressure (possible, but won't reverse the social trends).

«Those arms races can be pretty intense and not dissimilar to things like antibiotics and bacteria, where you have a really strong, kind of do - or - die selective pressure that can accelerate the pace of evolution and intensify the changes that take place over time.»

As they report in this month's issue of Genome Research, the results were not consistent with balancing selection over the last half million years of human evolution but more likely due to as yet unknown selective pressures.

There was the geological evidence showing that the Earth was at least millions of years old; the evidence for extinction, and for wholesale changes in the biota over time; the work on biological classification which had advanced greatly since Linnaeus (it wasn't Darwin who recognised that «Darwin's finches» were all finches); work on the distribution of organisms across the earth; speculations about evolution going back to Lamarck, and Darwin's own grandfather Erasmus; Malthus» work on the implications of the tendency of populations to increase geometrically and hence the pressure on resources.

Tourre, Y. M., Y. Kushnir, and W. B. White, 1999: Evolution of interdecadal variability in sea level pressure, sea surface temperature, and upper ocean temperature over the Pacific Ocean.