Toronto Sun: A review due on Monday can help restore public faith in the U.N. panel of climate scientists and its finding that global warming is man-made despite errors in a 2007 report, the U.N.`s environment chief said. Achim Steiner also told Reuters on Sunday that extreme weather in 2010 such as floods in Pakistan or Russia`s heat wave were a “stark warning””of the need to act to slow global warming — as outlined by the U.N. panel. He said he would be surprised if Monday`s review, …