http://www.npr.org/templates/dmg/dmg_wmref_em.php?id=10571500&type=1&date=31-May-2007&au=1&pid=67341634&random=2160512235&guid=000BE1B2494B06603005514561626364&upf=mac&mtype=WM&topicName=Health___Science&subtopicName=Environment&prgCode=ME&hubId=-1&thingId=10613389&tableModifier=
Audio: National Aeronautics and Space Administration Chief Michael Griffin told National Public Radio that while he had “no doubt that a trend of global warming exists,” he is “not sure that it is fair to say that it is a problem we must wrestle with.” James Hansen, NASA’s top official on climate change, told NPR he “almost fell off my chair.”