monde (1) puits (1) gestion de l'eau (1) arbre (1) temps (durée) (1) diversité biologique (1) Afrique du Sud (1) dégradation du sol (1) sol (1) recherche (1) projet (1) programme (1) prix (1) pauvreté (1) plantation (d'arbres) (1) plan (1) nutrition (1) nutriment (1) matériau (1) information (1) revenu (1) santé humaine (1) ménage (1) histoire (1) débit (1) protection de l'environnement (1) agro-foresterie (1) sécheresse (1) agriculture (1) déforestation (1)
Panama (1) Sud (1) Economic conditions (1) Conservation and restoration (1) Costs (1) Area (1) Agriculture (1) Protected areas (1) Nineteen fifties (1) Sustainable development (1) Biodiversity (1) Trees (1) Trails (1) Success (1) Shifting cultivation (1) Rural population (1) Reforestation (1) Profit (1) Poverty (1) Plantations (1) Goal (Psychology) (1) Future life (1) Forests and forestry (1) Farmers (1) Faith (1) Face (1) Economics (1) Dilemma (1) Deforestation (1) Culture (1)