Australian Broadcasting Corporation: The Prime Minister of the small Pacific island nation of Tuvalu has compared climate change to a weapon of mass destruction, and warned Australia not to stand in the way of a new global agreement. Enele Sopoaga says his country and many other low-lying Pacific nations are facing serious threats from global warming. Mr Sopoaga says he'll be making his position clear when he co-chairs a UN climate change summit in New York next month. "We are caught in the middle, and certainly in Tuvalu, we are...