Authors: James F Reynolds; D Mark Stafford Smith; Eric F Lambin; B L Turner; Michael Mortimore; Simon P J Batterbury; Thomas E Downing; Hadi Dowlatabadi; Roberto J Fernández; Jeffrey E Herrick; Elisabeth Huber-Sannwald; Hong Jiang; Rik Leemans; Tim Lynam; Fernando T Maestre; Miguel Ayarza; Brian Walker Journal: Science Date: 2007-05-11 Impact factor: 47.728