http://cutelildrow.livejournal.com/2347317.html From the linked post:
Lighting up poverty-stricken areas
As I came in with a basket of mangoes today, my mom told me about an article she read in the newspaper today. I found it online and it's quite interesting to read - about solar bottle bulbs!
http://lifestyle.inquirer.net/1391/an-enlightening-experience http://newsinfo.inquirer.net/inquirerheadlines/metro/view/20110426-333149/Solar-bottle-bulbs-light-up-homes-of-Tondo-community http://www.eventlovershideout.com/2011/03/solar-bottle-bulb-alternative-daylight-source-from-sun/ Here's the organization working towards bringing sustainable lighting to the poor - or at least lighting that helps reduce their electricity costs.
http://isanglitrongliwanag.org/ I like the idea because it's a lighting source that doesn't put them at risk of fires, which are a frequent risk in the slums.
Want to make one? Here's how!
http://www.coolbuster.net/2011/04/how-to-make-solar-bottle-bulb.html