Related by context. Frequent words. (Click for all words.) 51 Fred Krupp 51 Loekke Rasmussen 50 Andrew Kohut 49 Alden Meyer 48 Frances Beinecke 47 Philip Clapp 46 Kim Carstensen 46 Charles Kupchan 46 Xie Zhenhua 45 Connie Hedegaard 45 Kyoto Protocols 45 Robert Reischauer 45 Jonathan Pershing 45 Nancy Gioia 44 climate change 44 Elliot Schrage 44 Mohammed El Baradei 44 Jon Alterman 44 George Perkovich 44 Minister Connie Hedegaard 44 Darrell Bricker 44 Artur Runge Metzger 43 Michel Jarraud 43 Leonard Burman 43 Salil Shetty 43 C. Boyden Gray 43 Richard N. Haass 43 Prime Minister Lars Lokke 43 campaigner Al Gore 43 Michael McFaul 43 Zhu Feng 43 Stephen Massocca 43 Paula Dobriansky 43 Copenhagen Climate 43 Daryl Kimball 43 multilateral diplomacy 43 Nancy Sutley 43 Neera Tanden 43 Yvo de Boer 42 Edwin Lyman 42 Klaus Toepfer 42 curbing carbon emissions 42 David Doniger 42 Joseph Romm 42 Christiana Figueres 42 C. Fred Bergsten 42 Roy Neel 42 Pete Worden 42 Borosage 42 Gary Samore 42 Caroline Fredrickson 42 legally binding treaty 42 Kenneth Lieberthal 41 Kyoto Protocol expires 41 Joel Makower 41 Kyoto Treaty 41 Maya MacGuineas 41 Joseph Cirincione 41 David Sandalow 41 Climate Commitment 41 Achim Steiner 41 Prime Minister Lars Loekke 41 multilateralist 41 Brian Katulis 41 Rose Gottemoeller 41 Harley Shaiken 41 Klaus Schwab 40 Wolfgang Franz 40 Christina Romer chair 40 Jonathon Porritt 40 Brookings Doha 40 James Leape 40 Kyoto treaty 40 EastWest Institute 40 Derek Scissors 40 Mark Serreze 40 Leo Gerard 40 Philippe Reines 40 Kuchins 40 multilateral 40 Steven Schrage 40 nuclear nonproliferation 40 Climate Change 40 Sheila Krumholz 40 Len Nichols 40 Christopher Preble 40 Harold Varmus 40 reducing greenhouse gas 40 Klaus Stohr 39 multilateralism 39 Roland Hwang 39 Gerald McEntee 39 Alejandro Wolff 39 Copenhagen Consensus 39 Seth Berkley 39 ratify Kyoto 39 Pew Environment 39 Chandrajit Banerjee 39 Carol Browner 39 Palitha Kohona 39 Holtz Eakin