Some First Class stamps 23 mg aricept The Arctic Report Card presents strong evidence of widespread, sustained changes that are driving the Arctic environmental system into a new state, and we can expect to see continued widespread and sustained change in the Arctic, said Martin Jeffries, editor of the report card and a University of Alaska geophysicist. 必須 2000文字以内 [bbs:youtube:(Youtubeの動画ID)]と書くとYoutubeの動画が貼れます。(例:[bbs:youtube:OQThUAQ0UN0])