South America

Itaipu Biosphere Reserve (Paraguay) Editor Wed, 02/20/2019 - 21:42
Located in eastern Paraguay, the Itaipu Biosphere Reserve covers a surface area of almost 2.5 million acres. It comprises an area of semi-deciduous subtropical forest and is one of the most important ecosystems for the conservation of biological diversity on a global scale.
Guiana Shield (South America) Editor Thu, 02/07/2019 - 20:46
The Guiana Shield is one of the three cratons of the South American Plate. It is a 1.7 billion-year-old Precambrian geological formation in northeast South America that forms a portion of the northern coast. The higher elevations on the shield are called the Guiana Highlands.