Bill Gates
Intergovernmental Panel on Climate Change.
Hope Jahren
George Monbiot
Michael Heller
United States. General Accounting Office
Frank Spalding
James Hansen
Sunil P. Hangal
Unknown Author
Sonia Labatt
Stephen Tinsley
David Archer
Patrick J. Michaels
Vyacheslav Romanov
Peter Cramton
Tomoyo Toyota
Zili Yang
Keith Smith