To analyse historical variability in the position of the polar jet stream over Europe, we developed a tree-ring-based reconstruction of European summer jet-stream latitude, using temperature ...
The polar jet stream circles the northern hemisphere ... But rising air temperatures mess with that hustle and flow. The Arctic is warming twice as fast, on average, as the rest of the planet.
As detailed in the latest AccuWeather winter forecast, much of the nation, including N.Y., is in store for a more temperate season. However, a potential disruption of the polar vortex could result in ...