Ambit natural : ecologia, natura i medi ambient, vol.9
1998
Cuello i Subirana, Josep |
Ecosystems
Národná stratégia ochrany biodiverzity na Slovensku prijatá vládou Slovenskej republiky a schválená Národnu radou Slovenskej republiky v roku 1997
1998
Straka, Peter |
Guziová, Zuzana |
Long-term monitoring of the Great Barrier Reef : status report no. 2
1997
Sweatman, Hugh |
1er rapport sur l'état des Alpes : données, faits, problèmes, ébauches de solutions
1998
Broggi, Mario F. |
Tödter, Ulf |
Le 1er Rapport sur l’état des Alpes est consacré essentiellement aux thèmes "trafic et transports", "tourisme et loisirs", "nature et paysage".
Ecoregions : the ecosystem geography of the oceans and continents
1998
Bailey, Robert G. |
Reefs at risk : a map-based indicator of threats to the world's coral reefs
1998
Bryant, D. G. |
Burke, Lauretta Marie |
McManus, John W. |
Spalding, Mark |
Ecosystem management in the United States : an assessment of current experience
1996
Yaffee, Steven L. |
Phillips, Ali F. |
Frentz, Irene C. |
Hardy, Paul W. |
Maleki, Sussanne M. |
Thorpe, Barbara E. |
Mountains of the world : a global priority
1997
Ives, Jack D. |
Messerli, Bruno |
Biodiversity in mediterranean ecosystems in Australia
1992
Hobbs, R. J. (Richard J.) |