https://zacklabe.com/arctic-sea-ice-extentconcentration/ https://zacklabe.com/arctic-sea-ice-extentconcentration/ If you don't see the decreasing trend in the

https://zacklabe.com/arctic-sea-ice-extentconcentration/ https://zacklabe.com/arctic-sea-ice-extentconcentration/ If you don't see the decreasing trend in the 1980s, 1990s, 2000s, 2010s mean curves, I can't help you. Another thing missing from this measurement is this is the Arctic sea ice area. The Arctic sea ice volume is trending almost linearly towards 0. http://psc.apl.uw.edu/wordpress/wp-content/uploads/schweiger/ice_volume/BPIOMASIceVolumeAprSepCurrent.png http://psc.apl.uw.edu/wordpress/wp-content/uploads/schweiger... (source for the image above http://psc.apl.uw.edu/research/projects/arctic-sea-ice-volume-anomaly/ http://psc.apl.uw.edu/research/projects/arctic-sea-ice-volum...)