Salmon runs, global warming as clear as mud

Myself, I think we know very little about the reasons for the puzzling yearly changes in salmon returns. In fact, I think we -- and that includes virtually every organization from the federal fisheries department to the David Suzuki Foundation -- know almost as little about them as we do about global warming.
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The science surrounding it is not settled, not by a long way. Pretending it is won't make it so.

Al Gore, Iain Murray and the 'tea party' - CSMonitor.com

How can Al Gore, life-long public servant, afford such a big house? These and other questions fill a new book coming out from Iain Murray.