Related by context. Frequent words. (Click for all words.) 49 Wangari Maathai 48 Joel Makower 48 Bill McKibben 48 Bioneers 47 Vandana Shiva 46 Bayard Rustin 46 MacArthur Fellow 45 environmentalist 45 environmentalism 45 Terry Tamminen 44 Jeremy Rifkin 44 Hip Hop Caucus 43 Hip Hop Generation 43 Dr. Cornel 43 Sustainable 43 Acumen Fund 43 host Tavis Smiley 43 Fred Krupp 43 author Toni Morrison 43 Cornel West 42 WEB Dubois 42 Russell Simmons 42 Transformative 42 Edible Schoolyard 42 environmental sustainability 42 Earl Ofari Hutchinson 42 Ed Begley Jr. 42 Buckminster Fuller 42 winner Wangari Maathai 41 urbanists 41 Urban Farming 41 Melissa Harris Lacewell 41 PlaNYC 41 Jeff Skoll 41 Jane Addams 41 Benjamin Hooks 41 Jeffrey Sachs 41 activist 41 Sustainable Cities 41 PolicyLink 41 Cool Cities 41 Tavis Smiley 40 Amory Lovins 40 Gary Hirshberg 40 SustainAbility 40 TransAfrica 40 Reverend Jesse 40 Smart Growth 40 Kurt Andersen 40 Calvin Butts 40 Alice Waters 40 Environmentalism 40 Rebecca Solnit 40 Ralph Izzo 40 GreenBiz.com 40 Moshe Safdie 39 socially conscious 39 CALSTART 39 futurist 39 Federico Pena 39 Anti Slavery 39 By GreenBiz Staff 39 President Adolfo Carrion 39 Grace Paley 39 Pete Seeger 39 Treehugger 39 Ed Koch 39 greening 39 CNN Soledad O'Brien 39 Mitch Kapor 39 Julia Butterfly 39 Medgar Evers College 39 Joseph Romm 39 IDEO 39 uestlove Thompson 39 WEB DuBois 39 urbanist 39 Bed Stuy 39 William Sloane Coffin 39 visionaries 39 activism 39 Walkable 39 Innovators 39 John Lewis D-Ga. 39 filmmaker Spike 39 Groundswell 38 Environmentalist 38 Abolitionist 38 Maude Barlow 38 Environmental Stewardship 38 visionary 38 G. Woodson 38 Michael Pollan 38 Eli Pariser 38 livable communities 38 Frederick Douglass 38 Ron Dellums 38 Rev. Jesse 38 TreePeople 38 abolitionist movement 38 civil rights