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Storms today - AL Gore - a consequence of man-made global warming
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02-02-2011, 04:01 PM
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JJoon077
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Well. There is a third possible answer.
We can very well be in the midst of a natural climate shift due to the slight wobble of the Earth's axis which can be exacerbated by greenhouse gas emissions.
Add to that the fact that we are in a La Niņa weather pattern right now which explains things pretty good.
Across North America during La Niņa, increased precipitation is diverted into the Pacific Northwest due to a more northerly storm track and jet stream.[41] The storm track shifts far enough northward to bring wetter than normal conditions (in the form of increased snowfall) to the Midwestern states, as well as hot and dry summers.[42][43] Snowfall is above normal across the Pacific Northwest and western Great Lakes.[37] Across the North Atlantic, the jet stream is stronger than normal, which directs stronger systems with increased precipitation towards Europe.[44] Climate change/global warming, greenhouse gasses and La Niņa can be found at the root of the current weather we are experiencing. The question is which one of these is having the greatest impact?
The Jet stream, to me is the most important element. As temperatures and barometric pressures fluctuate, the jet stream becomes more erratic to the point of being unpredictable at times. As more ice melts into the seas, desalination becomes more and more of an issue (even more than rising sea levels in my opinion) because its the salt in the ocean that drives the currents and subsequently weather patterns. When things get bad enough, we will start seeing snowfall in June and not because of global "cooling" but because the jet stream could shift in a way that funnels very cold air from the arctic as far down Georgia.
We can bicker about what is causing it but it is undeniable that the world's climate is indeed changing and there will be serious consequences unless we find a way to mitigate and prepare for the worst.
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