Related by context. Frequent words. (Click for all words.) 45 Will Whitehorn 44 Barney Harford 43 Ed Weiler 43 Pen Hadow 42 Cristian Samper 41 Antarctic 41 Thomas B. Okarma 40 Harold Gehman 40 Tom Poberezny 40 Te Papa Tongarewa 39 Marijn E. Dekkers 39 Marcia McNutt 39 Antarctica 39 Dan Garton 39 Robert B. Willumstad 38 Michael Kostelnik 38 Larry Schweiger president 38 Audra Parker 37 Thomas W. Swidarski 37 Cathy Zoi 37 Rignot 37 Hadow 37 Jean Claude Baumgarten 37 Claire Buchan 37 spacefaring nations 37 Aoraki Mount Cook 36 Jamie Rappaport 36 Parag Patel vice 36 Julie Rochman 36 Hans Troedsson 36 Arne Sorenson 36 Elisa Massimino 36 Victor Abate 36 Willerslev 36 Frances Beinecke 36 Omar Baez 36 Melanie Sloan CREW 36 Patrick Forrey 35 Franz Josef Glacier 35 EarthScope 35 David Lapan Pentagon 35 Polarstern 35 Julie Gerberding 35 Greg Stringham vice 34 Operation Deep Freeze 34 Karen Ignagni president 34 Bill Gerstenmaier NASA 34 Japan whaling fleet 34 Vincent Vanderpool Wallace 34 McMurdo Station 34 Marvin Odum 34 Marie Okabe 34 Antarctic waters 33 Mike Sarafin 33 Bryan Wiedmeier 33 Ross Ice Shelf 33 Don Ament 33 Catlin Arctic 33 Erik Milito 33 Steve Irwin 33 Patrick McGurn 33 Quark Expeditions 33 June Scobee Rodgers 33 Aurora Australis 33 polar expeditions 33 Dr. Helene Gayle 33 Rothera 33 Esrange 32 NIWA 32 Japanese whaling 32 Eliza Byard 32 HMS Endurance 32 Great Barrier Reef 32 Bruce Lakefield 32 Brian Byun 32 Cape Farewell 32 Philip Clapp 32 Sea Shepherd vessel 32 Aoraki Mt Cook 32 Jason Grumet 32 Douglas Mawson 32 Rajesh Gopal 32 Earthwatch 31 McMurdo 31 Antarctic explorer 31 Slugger White 31 Waverly Person 31 Sea Shepherd 31 Timothy Wirth 31 Rottnest Island 31 Coast Guard icebreaker 31 Mark Dybul 31 Cryosat 31 Bruce Jakosky 31 ANDRILL 31 IPY 31 McMurdo Sound 31 Svalbard archipelago 31 Ernest Shackleton 31 Milford Sound 31 Fiordland