2016 is a year full of extreme conditions in the global climate. The average concentration of carbon dioxide in the atmosphere has exceeded the warning line of 400 ppm (1 ppm is 1 ppm), the concentration of methane has also soared to a record, and the long-term indicators of climate change have risen to a new level. The sea ice area in the Antarctic and Arctic has decreased seriously, breaking the lowest record. The temperature in Russia and the Arctic is 6 degree-7 degree higher than the long-term average temperature. The Greenland glacier began to melt earlier and faster, and the Arctic is warming at twice the global average.
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In 2016, the sea ice area of the north and south poles hit a new low.