By Patrick Galbraith
By Greta Thunberg
By Charles J. Krebs
By Martin Kellman, Rosanne Tackaberry
By Mayer Hillman, Tina Fawcett
By Jurgen Tautz, Helga R. Heilmann, David C. Sandeman
By Clegg, Jackie, Smith, Mike
By Joseph E. Stiglitz, Mary Kaldor
By Matthew T. Huber
By R. P. C. Morgan
By James Bruges
By R.K.S. Wood, G. J. Jellis
By S. Mohan Jain, Pramod P.K. Gupta, R.J. Newton
By James T. Staley (University of Washington, Seattle), Anna-Louise Reysenbach (Portland State University, Portland, Oregon)
By C. Read
By I. Miyaoka
By Marcel Danesi
By B. Painter
By R. Shechter
By A. Nurse
By C. Boggs
By D. Elliott
By J. Winders
By B. Herzogenrath
By Declan Kuch
By J. Tong
By M.V. Nemeth
By M. Branagan
By Peter A. Follett, Jian J. Duan
By Eric Wajnberg (INRA, Antibes, France), John Scott (CSIRO, Montferrier-sur-Lez, Paul Quimby (USDA-ARS-EBCL, Montpelier