Harnessing The Tibetan Sun
Sunday, June 22, 2008 - 00:29
in Physics & Chemistry
In many villages throughout Tibet, there are two ways to cook a meal. There's the traditional open fire, fueled by yak dung or the region's increasingly scarce wood. And then there are solar cookers, concentrating mirrors made of two-inch-thick concrete and covered with a mosaic of small glass mirrors.