New York City Mayor Bloomberg is chairman of C40 Cities Climate Leadership Group . City leaders are taking action , not debating climate science , says Mayor . Hurricane Sandy emphasized construction of stronger infrastructure . New York is preparing for future disasters and cutting costs .
New York City Mayor Bloomberg is chairman of C40 Cities Climate Leadership Group . City leaders are taking action , not debating climate science , says Mayor . Hurricane Sandy emphasized importance of stronger infrastructure . New York is prepping for future storms and cutting emissions .