Title: World agriculture and the environment
Subjects: Agriculture, Economic aspects, Economic aspects of Agriculture, Environmental aspects, Environmental aspects of Agriculture, Food supply, Population, Aspect de l'environnement, Aspect économique, Aliments, Approvisionnement, Weltlandwirtschaft, Umwelt, Natürliche Ressourcen, Welternährung, Ökologie, Landwirtschaft, Umweltschutz, Agriculture, economic aspects, Agricultural ecology