Charlie Porter (June 12, 1950 in Massachusetts – February 23, 2014 in Punta Arenas) was an American mountaineer and climate change scientist.[1] He is best known for his bold first ascents in Yosemite (particularly on El Capitan), Canada and Alaska;[2] and his significant influence on other notable climbers and the climbing community,[3] in part due to his creation and development of innovative climbing equipment.[4][5] He has also garnered a reputation as an adventurer (he was one of the first people to round Cape Horn in a kayak[6]) and geoscientist in South America.[7]