warm-air system to the point it had no noticeable effect on the polar vortex. after decades of global warming, the national oceanic and atmospheric administration reports that arctic sea ice covers the smallest area ever at this time of year. warm air systems hit the polar vortex without cooling as much. that pushed icy arctic air into north america and europe. and with sea ice coverage on a downward trend, we can expect more of the same in the future. so despite president trump s tweet about cold weather meant we could use a bit of global warming, we ve already got it, and ironically, it s making us all quite chilly. the answer to the gps challenge question is d, win, in winnie the pooh. the character has become a stand-in for the chinese president since he met with president obama. after the announcement that presidential term limits would be abolished, people shared
himself. if it is melting the icecaps, why in the world is it so bloody cold where i am. let s be clear. global warming is real. 16 of the 17 warmest years in the 136-year-old record have all occurred since 2001 with one exception. 1998. and even as we are freezing here, a lot of other places in the world are recording warmer than normal temperatures. to put some signs mind the current misery, you may have heard the polar vortex. you may have heard this name as meteorologists warn you to bundle up. it s the zone of frigid air that is at the arctic. the jet stream usually holds the frigid air in place. think of it like a dam. sometimes a change in pressure disrupts the jet stream, releasing icy arctic air