Environment News Service: Climate protection and green jobs will top the agenda for the nation’s mayors in 2009. Climate champion Seattle Mayor Greg Nickels has been elected incoming president of the U.S. Conference of Mayors, an influential organization of more than 1,000 major cities, which today wrapped up its winter meeting in Washington. Nickels launched the U.S. Conference of Mayors Climate Protection Agreement in 2005, pledging to meet or beat the greenhouse gas emission reduction goals of the …