Barack Obama (9)

Ban Ki Moon (8)

Hillary Rodham Clinton (7)

Lars Løkke Rasmussen (7)

Hugo Chavez (7)

Nicolas Sarkozy (6)

Kevin Rudd (6)

Yvo de Boer (6)

George W. Bush (5)

Robert Gibbs (5)

Gordon Brown (5)

Wen Jiabao (5)

Luiz Inacio Lula da Silva (5)

José Manuel Durão Barroso (5)

Manmohan Singh (5)

Ed Miliband (4)

Kim Carstensen (4)

Alister Doyle (4)

Angela Merkel (4)

Bill Clinton (4)

Seth Borenstein (4)

Stephen Harper (4)

John Kerry (4)

Andreas Carlgren (4)

Richard Black (4)

Jennifer Loven (4)

Dmitry Medvedev (4)

Jairam Ramesh (4)

Felipe Calderón (3)

Janet McBride (3)

David Fogarty (3)

Todd Stern (3)

John Ashe (3)

Pete Harrison (3)

John Asher (3)

Karl Ritter (3)

Norbert Röttgen (3)

Dominic Evans (3)

Mahmoud Ahmadinejad (3)

Sergio Barbosa Serra (3)

Robert Mugabe (3)

Evo Morales (3)

Achim Steiner (3)

Michael Casey (3)

Mohamed Nasheed (3)

Fredrik Reinfeldt (3)

John Heilprin (3)

Xie Zhenhua (3)

Richard Cowan (3)

Alden Meyer (3)

Nancy Pelosi (3)

Gerard Wynn (3)

Meles Zenawi (3)

Anderson Cooper (2)

John Holmes (2)

Rajiv Shah (2)

Mary J. Blige (2)

Hu Jintao (2)

Caren Bohan (2)

Fidel Castro (2)

Connie Hedegaard (2)

James Inhofe (2)

John Sauven (2)

Joseph Guyler Delva (2)

Justin Timberlake (2)

George Clooney (2)

Sergio Barbosa Serra (0.4)

Tom Brookes (0.3)

Karl-Heinz Florenz (0.3)

Phil Radford (0.2)

Bill McKibben (0.2)

Erich Pica (0.2)

Richard Black (0.1)

John Ashe (0.1)

Tom Sharman (0.1)

Josef Hebert (0.1)

Seth Borenstein (0.1)

Fred Krupp (0.1)

Michael Casey (0.1)

Karl Ritter (0.1)

Janet McBride (0.1)

Cara Anna (0.1)

Vivian Sequera (0.1)

Arthur Max (0.1)

Apisai Ielemia (0.0)

Dessima Williams (0.0)

John Asher (0.0)

Jonathan M. Katz (0.0)

Dave Matthews (0.0)

John Heilprin (0.0)

David Fogarty (0.0)

Pete Harrison (0.0)

Jennifer Loven (0.0)

Paul Haven (0.0)

Alister Doyle (0.0)

European Union (8)

White House (8)

United Nations (8)

European Commission (7)

Kyoto Protocol (6)

World Bank (6)

Xinhua News Agency (5)

Facebook (5)

Oxfam (5)

Greenpeace International (4)

State Department (4)

Climate Change Conference (4)

Sky News (4)

House of Representatives (4)

Second World War (4)

New York Times (3)

World Health Organization (3)

Nobel Peace Prize (3)

China Daily (3)

Marine One (3)

World Wide Fund for Nature (3)

Save The Children (3)

Member States (3)

Intergovernmental Panel on Climate Change (3)

The Jakarta Post (3)

Third World (3)

Environment Programme (3)

New Deal (2)

Cold War (2)

Red Cross (2)

World Vision (2)

International Monetary Fund (2)

Hurricane Katrina (2)

Climate deal agreed in Copenhagen
December 16, 2009 - December 19, 2009

Quake-hit Haiti cries for help
January 20, 2010 - January 23, 2010

'Ten dead' in latest Iran clashes
September 26, 2009 - September 26, 2009