One of the first businesses to adopt the idea was Vodafone, a telecom company that sends monthly bills to 5m people across India. Just one extra fold, plus the smaller Vodafone-iFOLD envelope, cuts the paper used by half, month after month.So:Trees saved: 800 a month, 9,600 a yearMoney saved (from expenses): Rs.32m (In USD - $581,820)Cost to Vodafone: Rs.0Total in USD - $1,454Also, Cadbury, Coca-Cola, KFC, Asian Paints, Pidilite and Platinum Guild have already signed up to change their envelopes and save millions of trees.Many more are in the process.

India has begun to save trees. One fold at a time.