Four years ago, climate scientists explained how global warming causes above normal Antarctic sea ice.
03 Sep 2014, A10 – South Florida Sun Sentinel at Newspapers.com
Two years ago, climates scientists blamed low Antarctic sea ice extent on global warming.
Sea ice in Arctic and Antarctic at record lows – CNN
And now, Antarctic sea ice extent is very close to the 1979-1990 mean. This is also no doubt due to global warming and record hot temperatures.
Charctic Interactive Sea Ice Graph | Arctic Sea Ice News and Analysis
Global warming is like Goldilocks. Too hot, too cold, or just right – all caused by a 0.0001 mole fraction increase in a harmless, essential trace gas over the past century.