Watersheds of the world : ecological value and vulnerability Author(s) Revenga, Carmen Murray, Siobhan Abramovitz, Janet N. Hammond, Allen
Vital signs 1996-1997 : the trends that are shaping our future Author(s) Brown, Lester R. (Lester Russell) Kane, Hal Flavin, Christopher Starke, Linda
Full house : reassessing the earth's population carrying capacity Author(s) Brown, Lester R. (Lester Russell) Kane, Hal
Fighting for survival : environmental decline, social conflict, and the new age of insecurity Author(s) Renner, Michael
Vital signs 1997 : the environmental trends that are shaping our future Author(s) Brown, Lester R. (Lester Russell) Renner, Michael Flavin, Christopher Starke, Linda
