this picture has been floating around a lot..but it seems that this does'nt have anything to do with Diwali
http://www.sciencephotogallery.co.uk/pictures_1705155/india-...
Though a bright spot (no pun intended) is that a lot of remote villages (and there are a ton of them) utilize solar, biogas, and other alternatives as their primary source of energy. Really cool stuff.