If you want to see how differently economists and ecologists view the world, just ask them about roads. Many economists love roads; they see them as one of the most cost-effective ways to encourage economic growth and provide social benefits. But roads truly scare ecologists — especially roads that penetrate into wilderness areas, nature reserves, and the remnants of rare ecosystems. Why? In such circumstances, roads often open a Pandora’s box of environmental evils.
In the Amazon, 95 percent of all forest destruction occurs within five kilometers of a road. The BR-163 highway that cuts deep into the heart of the Amazon is visible at night — even from the Moon — as a thousand-kilometer-long slash of forest fires.… Seguir leyendo »