Related by context. Frequent words. (Click for all words.) 66 Sylvia Earle 56 Jacques Yves Cousteau 55 primatologist Jane Goodall 54 Philippe Cousteau 54 MacArthur Fellow 52 Thor Heyerdahl 51 Jane Goodall 50 actor Sidney Poitier 49 linguist Noam Chomsky 49 astronomer Carl Sagan 49 Geographic Society 48 author Paulo Coelho 48 Jacques Cousteau 48 filmmaker Werner Herzog 48 Nobel Prize Winner 47 Rosenstiel School 47 Nobel Prize laureates 47 Yann Arthus Bertrand 47 cellist Yo Yo Ma 47 physicist Albert Einstein 47 Richard Leakey 47 Susan Hockfield 46 Wangari Maathai 46 Sir Ranulph Fiennes 46 author Toni Morrison 46 Stephen Wolfram 46 jazz clarinetist 46 Geographical Society 46 Professor Stephen Hawking 46 Jean Michel Cousteau 46 playwright Edward Albee 46 novelist essayist 46 Steven Stucky 46 Bill McKibben 46 Claude Levi Strauss 45 Rita Colwell 45 Galápagos Islands 45 Nobel laureate Toni Morrison 45 Jeff Corwin 45 Erik Weihenmayer 45 Galápagos 45 Herman Melville Moby Dick 45 Richard Feynman 45 David Attenborough 45 Dr. Dorothy Height 45 Galapagos islands 45 Terry Tamminen 45 Jeremy Rifkin 45 wildlife conservationist 45 Galapagos Islands 45 Majora Carter 44 Antarctic explorer 44 filmmaker Shekhar Kapur 44 Arctic explorer 44 designer Philippe Starck 44 Richard Lindzen 44 Guggenheim Fellow 44 Oceanographer 44 AMNH 44 physicist Stephen Hawking 44 Roz Savage 44 Marquesas Islands 44 environmentalist 44 Kenyan environmentalist Wangari 44 Ira Flatow 44 Sari Nusseibeh 44 composer Leonard Bernstein 44 poet Seamus Heaney 43 singer Miriam Makeba 43 internationally renown 43 MacArthur Fellows 43 Vandana Shiva 43 HRH Prince Charles 43 scientist Stephen Hawking 43 actor Richard Dreyfuss 43 Dame Ellen MacArthur 43 Dan Buettner 43 physicist Richard Feynman 43 polymath 43 conquered Mount Everest 43 polar explorer 43 Genographic Project 43 Holocaust survivor Elie Wiesel 43 Louis Auchincloss 43 composer Aaron Copland 43 poet Rabindranath Tagore 43 architect IM Pei 43 feminist Gloria Steinem 43 Endangered Languages 43 Jaron Lanier 43 playwright novelist 43 R. Buckminster Fuller 43 ethnobotanist 43 Francisco Ayala 43 Sir Peter Ustinov 43 activist Bianca Jagger 43 Actress Marlee Matlin 43 internationally acclaimed 43 chef Daniel Boulud 42 astrophysicist Stephen Hawking 42 composer pianist