On 24 Sep 2007 Johns Hopkins hosted Dr. Ralph J. Cicerone, the president of The National Academy of Sciences, one of the most prominent atmospheric scientists in the world, addressed climate change and its effects on the earth.http://media.www.jhunewsletter.com/media/storage/paper932/news/2007/09/27/NewsFeatures/Cicerone.Addresses.Hopkins.On.Climate.Change-2997229.shtml academy, climate, global, gore, inconvenient, of, sciences, truth, warming