Nature and EnvironmentColombia: From dump to oasisTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoNature and Environment07/25/2016July 25, 2016It's hard to imagine that this ravine just outside Bogotá was once an illegal dumping site. Now even tourists visit. But Conservation International has accomplished more than that. Its environmental work has transformed an entire city district.https://p.dw.com/p/1JVCzAdvertisement