Associated Press: U.N. Secretary-General Ban Ki-moon says he is very concerned about the accelerating pace of climate change. Ban told aid agencies in Finland on Wednesday that the world must take "urgent action" to deal with global warming because it’s happening faster than many scientists had predicted. The U.N. chief described the situation as "very serious and alarming." Ban was wrapping up a three-day visit to Finland, where he discussed climate change and the global economic crisis …