Barry Commoner

American biologist

Lucy Aldrich Rockefeller

American philanthropist

Winona LaDuke

American economist

Mimi Macpherson

Australian environmentalist

Sugathakumari

Indian poet

Claire Mowat

Canadian writer

Angel Vivaldi

American guitarist

David Bellamy

Author

Alyz Henrich

Venezuelan model

Petter Stordalen

Norwegian businessman

William Humber

Author

Amory Lovins

American writer

Vandana Shiva

Researcher

Robinson Jeffers

American poet

Edward Abbey

American author

Andy Goldsworthy

Sculptor

Wangari Maathai

Kenyan political activist

Jeanette Fitzsimons

Former Member of the New Zealand Parliament

Michael Otto

Businessman

Marjorie Spock

Writer

Pentti Linkola

Finnish ecologist

Jim Brandenburg

Environmentalist

Richard Heinberg

American journalist

Louise Gund

Theatrical producer

Boyan Slat

CEO of The Ocean Cleanup

Blanca Eekhout

Former Vice President of the National Assembly of Venezuela

Judith Wright

Australian poet

Daniel Andreas San Diego

American environmentalist

David W. Orr

Professor

David Mayer de Rothschild

British adventurer

Ed Bass

American financier

Benedek Jávor

Member of the European Parliament

John B. Cobb

American theologian

Michael Hare, 2nd Viscount Blakenham

British environmentalist

Norman Carr

Julia Butterfly Hill

American activist

K. Shivaram Karanth

Indian polymath

Ed Sanders

American boxer

Elizabeth May

Party leader of the Green Party of Canada

Don Henry

Singer

Tracy Somerset, Duchess of Beaufort

British actress

Volkert van der Graaf

Jonathon Porritt

British environmentalist

Maneka Gandhi

Member of the Lok Sabha

John Arcilla

Filipino actor

Tan Zuoren

Environmentalist

Frances Beinecke

Politician

George Perkins Marsh

Former United States Ambassador to Italy