Friday, January 26, 2018

Those frigid temperatures that have made you dread going out during the day? Well, they are part of Global Warming.

The U.S. Is About to Get Real Cold Again. Blame It on Global Warming

Because the world is getting warmer, it's getting colder, too. Crazy as that sounds, there's an explanation in the northernmost corner of the the planet, where temperatures are rising twice as fast as anywhere else. That affects the jet streams churning through the upper atmosphere, and results in more weird winter cold snaps.

 From article, (Because the world is getting warmer, it’s getting colder, too.
Crazy as that sounds, there’s an explanation in the northernmost corner of the the planet, where temperatures are rising twice as fast as anywhere else. That affects the jet streams churning through the upper atmosphere, and results in more weird winter cold snaps.
Climate change is reducing the gap between North Pole temperatures and those to the south, weakening winds in the upper atmosphere and creating conditions that propel their currents in unusual new ways.
The North Atlantic jet stream has been moving exceptionally far north or south more frequently since the 1960s than at any time in the last 300 years, according to a studyco-authored by Trouet and published in the journal Nature Communications. This is the first research to use climatological data gleaned from tree-growth rings to reconstruct centuries of wind patterns.
The average air temperature over Arctic land last year was the second highest, after 2016, since 1900. Readings were 2.9 degrees Fahrenheit above the average for 1981 to 2010, according to a report sponsored by the National Oceanic and Atmospheric Administration.
The amount of summer sea ice in the Arctic has declined by more than 30 percent in the past few decades. This has exposed more open water and land, which absorb heat and accelerate warming. The shift has been happening more quickly than computer models projected; summer seasons that are completely ice-free around the pole are considered likely sometime in the next few decades.
An odd, disruptive meteorological condition “is an incredibly effective tool to get the public to understand better how climate is going to affect them,” Francis said. In other words, when icicles are forming in your swimming pool in Houston, you just know something is going on.)



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