San Fernando Valley Sun: Environment ministers agreed Tuesday that the world financial crisis must not halt efforts to combat global warming, a top United Nations climate official said. Officials from the U.S., China, Canada, India, the European Union and more than 30 other countries met for two days of informal talks in Warsaw ahead of a climate conference in December. “There was a very strong consensus that the current financial turmoil should not be an excuse to slow down action on climate change,” …