The average New Yorker uses one-half to one-third the electricity of other Americans. Our carbon footprints are just 29 percent of people who live outside the five boroughs. …

[Yet,] on a personal level, [Mayor Michael R. Bloomberg] ranks among the worst individual polluters ever to hold public office.

Mr. Bloomberg owns a helicopter and two jets, both Falcon 900s. He flies everywhere on private jets, by far the least efficient form of transportation on or above the earth. He takes his jet to Bermuda many weekends. He has flown around the globe on it. He uses it to go to Washington. He is planning to get to Copenhagen for the climate conference by private jet, too.

Full report in The New York Times.