there are no mechanical looms here in the cajamarca region. most villages here don't even have electricity. but that is changing, like here in chorro blanco, a remote village at an altitude of 3,000 meters. the signs of progress are impossible to overlook: power lines and and street lighting are changing the way people live. >>before, we couldn't do anything after darkness fell. but now i can make use of time at night before i go to bed. and we don't have to buy batteries anymore either. >> chorro blanco literally means white jet. the village got its name from a nearby waterfall. that's also become a source of clean energy. employees from the aid organization "soluciones practicas," or practical solutions, say they can provide power to the most remote villages -- without co2 emissions. gilberto villanueva heads the eco-friendly electricity project in chorro blanco. the engineer says the andes region is rich with steep mountain cliffs and roaring waterfalls with great potential for producing hydropower. there's around 250,000 megawatts of power