I'm a denier

AztecBill Coordinator Posts: 15,904	I'm a denier Nov 8, 2010 8:08:10 GMT -8 Quote Select Post Deselect Post Link to Post Member Give Gift Back to Top Post by AztecBill on Nov 8, 2010 8:08:10 GMT -8 M4GW's Newest Song - I'm a Denier
	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.