This is from the Jaguar that is in the new area near the far end of the sky ride.
Since about 1976 the areal extent of sea-ice in the Northern Hemisphere has varied about a constant climatological level but in 1972-1975, sea-ice extent was significantly less - IPCC 1990 assessment, Page 224.
Last Edit: Apr 3, 2015 8:29:21 GMT -8 by AztecBill
Since about 1976 the areal extent of sea-ice in the Northern Hemisphere has varied about a constant climatological level but in 1972-1975, sea-ice extent was significantly less - IPCC 1990 assessment, Page 224.