Last Fall, Smithsonian Magazine featured this article on the Incan civilization of Pre-Columbian South America. Although the Incas inhabited one of the harshest and most unpredictable climes in the world, they proved to be not only masterful architects–their roads and cities still exist–but exceptionally adroit in matters pertaining to agriculture: complicated canal systems; terraced farming; and advanced forms of land reclamation characterized Incan agriculture. Archaeologists and scientists are now drawing from Incan expertise to combat a variety of global climate problems. Please click here to this thought-provoking article.