Harry Wexler (1911-1962), American meteorologist Penny Whetton, Australian, regional climate change projections for Australia. A lead author of the IPCC third and fourth Assessment Report on Climate Change. Tom Wigley, Australian climatologist at University of Adelaide Josh Willis, American oceanographer at NASA's JPL David Wratt, New Zealander, chief scientist at NIWA Donald Wuebbles, American atmospheric scientist and professor at the University of Illinois at Urbana–Champaign Carl Wunsch (1941-), Physical oceanography and ocean acoustic tomography.