United Press International: Amid skyrocketing oil prices and growing fears of global warming, Japan has decided to step up the promotion of nuclear power as a solution to both problems. "Nuclear power, which does not produce carbon dioxide, is a trump card for global warming measures," said Japan’s Prime Minister Yasuo Fukuda Tuesday at an international conference held by the Japan Atomic Industrial Forum in Tokyo to discuss peaceful uses of nuclear power. It was the first time for Japan’s …