In the Urca neighborhood near the base of Rio de Janeiro's Sugarloaf mountain, architect Alexandra Lichtenberg tackled a remodeling project that demonstrates that being green isn't the exclusive domain of high-cost, luxury residences and backwoods off-grid dwellings. A good green remodel is within reach of the average well-intentioned homeowner in the average urban neighborhood anywhere in the world, and the EcoHouse proves it. [more]