Putting conservation in context : social science tools for conservation practitioners
2003
Population Action International
The security demographic : population and civil conflict after the cold war
2003
Cincotta, Richard P. |
Engelman, Robert |
Anastasion, Daniele |
Nature's place : human population and the future of biological diversity
2000
Cincotta, Richard P. |
Engelman, Robert |
Plan and conserve : a source book on linking population and environmental services in communities
1998
Engelman, Robert |
Sustaining water : population and the future of renewable water supplies
1993
Engelman, Robert |
LeRoy, Pamela |