Who will win the Mission Energy Challenge? There are over 100 challengers. Some like Chennai's IT hub have projected annual savings of close to Rs 1 crore with simple energy-efficiency measures. Then there are some like Bangalore-based tattoo parlour who are spreading the eco-friendly message. Lending support to our campaign - singer Vasundra Das shares her green mantras with us, as contenders gear up for the last leg of the NDTV-Grundfos Mission Energy Challenge.
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