Action plan for biological diversity
1996
Sweden
Natur i Halland
1952
Skottsberg, Carl |
Curry-Lindahl, Kai |
Vi och var natur : natur-och miljövard i Sverige
1976
Larsson, Erik |
Bollvik, Rune |
Population, environment and quality of life : a contribution to the United Nations World Population Conference
Levi, Lennart |
Andersson, Lars |
Acidification and liming of Swedish freshwaters
1991
Bernes, Claes |