Associated Press: Nobel Peace Prize winner Al Gore said Sunday that reducing CO2 emissions is essential to the “survival of our civilization” _ and reiterated he had “no plans” to run for U.S. president. Gore, speaking at a joint news conference with the chief U.N. climate scientist, said cutting emissions was “in our self-interest.” “It is a question of the survival of our civilization,” Gore told reporters in Oslo. The former U.S. vice president and the U.N.’s …