L'arbre et la foret: menaces et avenir. pt. 1: Europe.- pt. 2: Afrique tropicale seche
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Paris (France) Association pour les Espaces Naturels
1985
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Subjects: | FOREST RESOURCES, RESOURCE CONSERVATION, FOREST TREES, ENVIRONMENTAL FACTORS, AIR POLLUTION, INJURIOUS FACTORS, DESERTIFICATION, ARID ZONES, FUELWOOD, SILVICULTURE, AFFORESTATION, SAHEL, AFRICA, FRANCE, EUROPE, RESSOURCE FORESTIERE, RECURSOS FORESTALES, CONSERVATION DES RESSOURCES, ARBRE FORESTIER, AMENAGEMENT FORESTIER, FACTEUR DU MILIEU, POLLUTION ATMOSPHERIQUE, FACTEUR NUISIBLE, ZONE ARIDE, BOIS DE CHAUFFAGE, SYLVICULTURE, EXTENSION FORESTIERE, AFRIQUE, CONSERVACION DE LOS RECURSOS, ARBOLES FORESTALES, ORDENACION FORESTAL, FACTORES AMBIENTALES, POLUCION DEL AIRE, AGENTES NOCIVOS, DESERTIFICACION, ZONA ARIDA, LENA, SILVICULTURA, AFORESTACION, FRANCIA, EUROPA, Environmental management, |
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