Harvesting solar energy in Uttarakhand. Balam Singh has installed …
by
Joel Kumar
Harvesting solar energy in Uttarakhand. Balam Singh has installed a 11W CFL lamp in his kitchen and another in his living room. He used to spend Rs 25 on 700 ml of kerosene once in two days until a year ago.
Nov, 2011 ,
Uttarakhand
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