Nature

American Forests

BY THE NUMBERS: Nearly 40 million trees planted in the past 21 yearsWHO'S IN CHARGE: Scott Steen, 47, former executive ­director of the American Ceramic Society, an organization for...

African Wildlife Foundation

BY THE NUMBERS: Currently backing 31 conservation-oriented projects that generate more than $2 million annually for African communities; spent $19 million on programs in 2010WHO'S IN...

1% for the Planet

BY THE NUMBERS: In 2010, 1,450 companies donated $22 million to environmental organizations through 1%.WHO’S IN CHARGE: Terry Kellogg, 39, a Yale-trained MBA who was the first...

Environmental Defense Fund

BY THE NUMBERS: Four million acres of private land are now protected under the group’s Safe Harbor program, which helps landowners preserve endangered-species habitat on their property.

Trekking for Kids

BY THE NUMBERS: Nearly $400,000 raised for ten orphanages in developing countries since 2005 WHO'S IN CHARGE: José Montero, 40, president of the Montero Group, a D.C.–based...

Pathfinder International

BY THE NUMBERS: More than 3.75 million people received HIV and AIDS services through Pathfinder-supported projects in 2010 WHO'S IN CHARGE: In February, Purnima Mane will take over as...

Jon Rose

In September 2009, California surfer Jon Rose was sailing toward the island of Sumatra, carrying ten water filters that he planned to deliver to a rural community while enjoying a surf trip in...

Amy Purdy

Purdy is one of the country’s most effective advocates for disabled outdoor athletes, and she came to her work the hard way: by losing both legs below the knees when she was 19. In the...

David Belt

In July 2009, in a blighted junkyard along the borough’s Gowanus Canal, a tree grew in Brooklyn—actually, a tree, a bocce court, lounge chairs, and three swimming pools made from...

World Wildlife Fund

BY THE NUMBERS: More than $1 billion invested in roughly 12,000 projects in 100 countries since 1985 WHO'S IN CHARGE: Carter Roberts, 51, a Harvard MBA who spent 15 years leading domestic,...

Vital Voices Global Partnership

BY THE NUMBERS: 10,000 emerging women leaders trained in 127 countries since 1997 WHO'S IN CHARGE: Alyse Nelson, 37, former deputy ­director of the Vital Voices Global Democracy...

Technoserve

BY THE NUMBERS: Since 2010, an estimated 40,300 people employed in 30 countries with the help of Technoserve’s programsWHO'S IN...

Rainforest Alliance

BY THE NUMBERS: More than 167 million acres of forests worldwide are now rated as sustainable under Rainforest Alliance’s certification systemWHO'S IN CHARGE: Tensie Whelan, 51, a...

Health in Harmony

BY THE NUMBERS: 14,000 patients treated in Health in Harmony’s Indonesia clinic since 2007 WHO'S IN CHARGE: Kinari Webb,...

American Rivers

BY THE NUMBERS: 200 dams dismantled since 1998WHO'S IN CHARGE: CEO and president Bob Irvin, 52, a veteran attorney and environmentalist who most recently served as senior vice president...

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