Sentences with phrase «migrate poleward»

So one can rationalize the result that the centers of action for internal variability in the oceans migrate poleward from the tropics and subtropics to higher latitudes as one moves to lower frequencies.

Ocean temperatures between 82 and 86 degrees Fahrenheit seem to be «ideal for the genesis of tropical cyclones,» Emanuel says, «and as that belt migrates poleward, which surely it must as the whole ocean warms, the tropical cyclone genesis regions might just move with it.

«It may mean the thermodynamically favorable conditions for these storms are migrating poleward,» adds Emanuel, the Cecil and Ida Green Professor of Earth and Planetary Sciences at MIT.

The dry, semi-arid regions are expanding into higher latitudes, and temperate, rainy regions are migrating poleward.

As a result, the subtropics have migrated poleward, which has increased the risk of drought in such highly populated parts of the world as the Mediterranean Basin and southwest Asia.

Not exact matches

Species that already live on the tops of mountains or in the Polar Regions (such as the polar bear) will be unable to migrate upward or poleward into cooler habitats and so risk extinction.