Given its dense, dry-forest vegetation, its name seems well-deserved: The Impenetrable. This 40,000-square-kilometer (15,000-sq-mile) Argentine swath of South America’s arid Gran Chaco lowland is home to just 60,000 people, mainly indigenous and European-descended subsistence farmers. Without protection, the land, straddling the border of northern Argentina’s Chaco and Formosa provinces, will face the same pressures being exerted on the rest of the one million-square-kilometer (386,000-sq-mile) Gran Chaco, where deforestation from large-scale monocrop farming and timber operations are consuming nearly 1,500 hectares (3,700 acres) a day, according to the Guyra Paraguay environmental group, based in Asunción, Paraguay. But thanks to an extraordinary, nearly five-year campaign involving government, business, environmental groups and ordinary Argentine citizens... [Log in to read more]