Title: The global environment
Subjects: Economic development, Environmental aspects, Environmental aspects of Pollution, Environmental protection, Human ecology, Management, Natural resources, Pollution, Sustainable development, Desenvolvimento economico, Poluicʹao (aspectos ambientais), Recursos naturais (gerenciamento), Desenvolvimento sustentavel, Biodiversidade, Ecossistemas, Ecologia humana, Ecologia, Protecʹao ambiental