highest annual average surface temperature worldwide

A woman throws water on herself at the Copacabana beach, with temperatures around 35 degrees Celsius, in Rio de Janeiro, Brazil, on Thursday, Jan. 26, 2006. Researchers calculated that 2005 produced the highest annual average surface temperature worldwide since instrument recordings began in the late 1800s, said James Hansen, director of NASA's Goddard Institute for Space Studies. (AP Photo/Silvia Izquierdo)