Les noms français des oiseaux d'Amérique du nord avec les équivalents latins et anglais 1968 Ouellet, Henri |
Defining a forest vision : World Wildlife Fund's North American forest for life conference 1998 Kessler, Kathleen | DellaSala, Dominick A. | Hackman, Arlin |
Fire and vegetation dynamics : studies from the North American boreal forest 1992 Johnson, Edward A. |
Addressing the underlying causes of deforestation and forest degradation : case studies, analysis and policy recommendations 1999 Foley, Mary-Ellen | Moussa, Juliette | Verolme, Hans J. H. |
From coastal wilderness to fruited plain : a history of environmental change in temperate North America from 1500 to the present 1994 Whitney, Gordon G. |