Associated Press: If elected president, Donald Trump would be the only head of state in the world to contend that climate change is a hoax, according to a study.
The Sierra Club compiled public statements from the leaders of the 195 nations recognized by the State Department. An advance copy of the group's report, released Tuesday, was provided to The Associated Press.
In contrast to public statements by the presumptive Republican presidential nominee calling climate change a "con job" and a "myth," the leader...