Mining, environment and sustainable land use : meeting the challenge - synthesis paper no. 2
1990
Panayotou, Theodore |
Environmental management
Land and forest : projecting demand and managing encrochment - research report no. 1
1990
Panayotou, Theodore |
Parasuk, Chartchai |
Uncertainty on a Himalayan scale : an institutional theory of environmental perception and strategic framework for the sustainable development of the Himalaya
1986
Thompson, M. |
Warburton, M. |
Hatley, T. |
Environmental laws and Institutions of Sri Lanka
1988
Baldwin, Malcolm F. |
Forestry sector master plan for Sri Lanka : main report
1986
Keil, C. E. M. |
Vaisanen, Unto |
Sri Lanka, biological diversity and tropical forests : status and recomended conservation needs
1991
Jansen, Malcolm A. B. |
Loken, Eric R. |