GEOG 308 Lecture Notes - Lecture 5: Xingu River, Atacama Desert, Uncontacted Peoples
18 Dec 2018
School
Department
Course
Professor
Document Summary
Caused by subduction zone of sa plate by the plate which forms the andes region. Amazon river has cut the two main south american shields in half. West side of continent cold ocean currents. Latitude is the biggest range deserts are usually around 30 degrees of the equator on either direction. Driest and oldest non polar desert in the world. In the most southern region of argentina and chile. 20% of freshwater that leads to the ocean are all from the amazon river. 67 uncontacted tribes still exist in the amazon. A lot of it is powered by hydropower. Created a dam which will went up diverting some party from uphill to downhill instead of water flowing normally around the bend of the xingu. 8% of global population and only 6% of greenhouse gas emission. Most often done to make room for agriculture. Deforestation is strongly correlated with economic health. In good economic standing deforestation increases and vice versa.
