Обновление к петицииCalifornia Governor: Issue a CLIMATE CHANGE EMERGENCY DECLARATION before it's too lateAvoid Gulf Stream disruption at all costs, scientists warn

Jorge RebagliatiSanta Rosa, CA, Соединенные Штаты
27 апр. 2018 г.
Dear friends:
"Avoid Gulf Stream disruption at all costs, scientists warn": that is the title of an April 13, 2018b article in The Guardian, that reports that the Gulf Stream (or Atlantic Meridional Overturning Circulation: AMOC) HAS SLOWED DOWN BY 15% SINCE 1950. A discovery that should give you pause if you know enough about how the Climate works.
The Gulf Stream is an essential part of the "oceanic conveyor belt", a globewise system of currents that gets disrupted with the disruption of the Gulf Stream.
Do you remember the movie "The Day After Tomorrow"? The extreme weather events depicted in the movie happen because the Gulf Streams comes to a total halt.
The weakening of the Gulf Stream is irreversible in the short term (thousands of years) because it is caused by the reduction of the salinity and the increase of the water temperature in the Arctic caused by the Global Warmong-Related melting of the ice in Greenland and in the rest of the Arctic.
Here are some of the important points:
"Serious disruption to the Gulf Stream ocean currents that are crucial in controlling global climate must be avoided “at all costs”, senior scientists have warned. The alert follows the revelation this week that the system is at its weakest ever recorded.
The currents that bring warm Atlantic water northwards towards the pole, where they cool, sink and return southwards, is the most significant control on northern hemisphere climate outside the atmosphere. But the system, formally called the Atlantic Meridional Overturning Circulation (Amoc), has weakened by 15% since 1950, thanks to melting Greenland ice and ocean warming making sea water less dense and more buoyant.
A collapse in the Amoc would mean far less heat reaching western Europe and plunge the region into very severe winters, the kind of scenario depicted in an extreme fashion in the movie The Day After Tomorrow. A widespread collapse of deep-sea ecosystems has also been seen in the past.
But as the Amoc weakens, it might actually increase summer heatwaves. That is because it takes time for the cooling of the northern waters to also cause cooling over the adjacent lands. However, the cooler waters affect the atmosphere in a way that helps warm air to flood into Europe from the South, a situation already seen in 2015."
Please promote this petition and strongly act in your area. The time of just "greening" is over, we must now TRANSFORM to regain our balance with Nature.
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