The Gran Chaco of Bolivia, Argentina, Paraguay, and Brazil is one of South America’s most extensive biogeographical regions. It is characterized by diverse ecosystems and is inhabited by, among others, the 10,000 indigenous Guaraní people known as the Isoceños. However, Bolivia’s Chaco, the most unspoiled portion, is being degraded by ranching, farming, commercial hunting, highway … Continue reading Environmentalists and Indigenous Peoples: Natural Allies?