By Dorte Verner
By D.A. Cooke, R.K. Scott
By Monteith, John Lennox, Scott, R.K., Unsworth, Mike
By Albert L. Smit, A.G. Bengough, Chris Engels, M. Van Noordwijk, S. Pellerin
By Jacques Roy, Eric Garnier
By Jim Waller (CABI Egham, Surrey, UK), Jillian Lenne (Consultant in Agricultural Research and Development, UK and Editor in Chief, Field Crops Research), Sarah Waller
By Saleemul Huq (Int'l Inst For Environment And Development, UK), Joel B Smith (Stratus Consulting Inc., USA), Richard J T Klein (Stockholm Environment Inst, Sweden)
By J. S. Nix
By D. Britton
By P.H. Li
By David Powlson
By D.S. Jenkinson, K.A. Smith
By Buckman, Harry O., Brady, Nyle C., Harry O. Buckman, Nyle C. Brady
By IAEA
By Mark Everard
By Berners-Lee, Mike
By Xavier Bonnefoy, H. Kampen, Kieran Sweeney
By Mark Weston
By Fortey, Richard, Richard Fortey
By Fabio Ausenda
By Mark Winne
By Dana L. Jackson, Laura Jackson, Nina Leopold Bradley
By Charlie Elder
By Sue Colledge, James Conolly
By Brickell, Christopher
By Mary Robinson
By Hugh Clout
By Patrick Delaforce
By Scientific American
By Mcgraw-Hill Education