'''Jacques Yves-Cousteau''' (June 11, 1910 - June 25, 1997) is a world-famous ocean explorer who helped French engineer Émile Gagnan improve [[SCUBA]] gear with a [[demand regulator]], producing the Aqua-Lung. [http://www.waterencyclopedia.com/Ce-Cr/Cousteau-Jacques.html]
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'''Jacques Cousteau''' is a world-famous ocean explorer who helped French engineer Émile Gagnan improve [[SCUBA]] gear with a [[demand regulator]], producing the Aqua-Lung. [http://www.waterencyclopedia.com/Ce-Cr/Cousteau-Jacques.html]
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Cousteau fought for the [[Free French]] resistance during [[World War II]] and later spent time in the [[France|French]] [[navy]] until 1949. He continued in underwater [[exploration]] and leased the ship ''Calpyso'' from 1950 to 1997 as the ocean base for his research. His [[television]] series ''The Undersea World of Jacques Cousteau'' ran from 1968 to 1976.
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He got caught up in [[environmentalism|environmental]] [[extremism]] in the later years of his life, advocating for enforced human [[population control]] in a 1991 interview, and consulting to the 1992 [[Earth Summit]] in [[Rio de Janeiro]].