Kenneth Hare OC FRSC (1919-2002), Canadian climatologist Ed Hawkins, British climate scientist at University of Reading, and designer of data visualization graphics Katharine Hayhoe, Canadian, Atmospheric science, global climate models. Gabriele C. Hegerl (1963-), Professor of Climate System Science at the University of Edinburgh School of GeoSciences. Isaac Held, German-American atmospheric physicist, researcher at GFDL Ann Henderson-Sellers (1952-), Australian, climate change risk evaluation.