Hill: Former Treasury Secretary Hank Paulson, billionaire Tom Steyer and former New York Mayor Michael Bloomberg warn in a new report that rising sea levels, increasing storm surges and warmer temperatures will cost the U.S. billions if little action is taken to mitigate climate change.
Paulson, Steyer and Bloomberg head the climate change initiative Risky Business, which released the report Tuesday.
"Climate change is the existential issue of our age -- it is cumulative and irreversible, and its...