What does the UN panel really say about climate change?

Among other things, the panel’s WG I report provides very weak support for those claiming total world agricultural output will decline with climate change, even for tropical areas, says this former Guelph crop scientist

by TERRY DAYNARD

I’ve been intrigued by atmospheric science beginning with my early days in crop physiology research, through to my serving on several national climate change committees. That’s why I’ve  read the lengthy analyses issued about every five years by the United Nation’s International Panel on Climate Change (IPCC), specifically those of its Working Group I (WG I) on the physical science of climate change.

Better Farming - April 2011