Sentences with phrase «found poleward shifts»

Not exact matches

This study found that associated with a poleward shift of the subtropical jet in the North Pacific basin, the number of atmospheric river days increases much more significantly in Alaska during spring because both increased moisture and increased wind speed gang up to increase the frequency of atmospheric rivers.

Researchers found that due to warming waters, the edge of the sharks» range could shift as much as 40 miles poleward per decade, pushing the sharks away from the warming oceans near the equator into different habitats.

The authors find that, globally, the latitudes of maximum intensity have shifted poleward, 53 kilometres per decade in the Northern Hemisphere and 62 kilometres per decade in the Southern Hemisphere.

The current study support previous findings which found that accelerated subtropical warming of the troposphere could shift the paths of rain and snow storms poleward.

Landmark studies included Parmesan (1996), finding a latitude shift attributed to climate change in a North American butterfly (Edith's Checkerspot, photo (c) 2004 Jeffrey Pippen, by permission), and Parmesan et al. (1999) with «the first large - scale evidence of poleward shifts in entire species» ranges» from Europe.

We found that the two quantities that correlate significantly and consistently in all ocean basins and seasons are the Hadley cell extent and the high cloud field: when the Hadley cell edge moves poleward, the high cloud field also shifts towards the poles, and vice versa.

The poleward shift of the Southern Hemisphere middle latitude jetstream in response to increasing carbon dioxide is one of the most robust circulation responses found in climate change experiments, and is predicted to occur during all seasons (IPCC, 2007c).

We found that relative to the global - mean trends of the respective layers, both hemispheres have experienced enhanced tropospheric warming and stratospheric cooling in the 15 to 45 ° latitude belt, which is a pattern indicative of a widening of the tropical circulation and a poleward shift of the tropospheric jet streams and their associated subtropical dry zones.