New Delhi [India], April 18 (ANI/PRNewswire): Cairn Oil & Gas, India's largest private oil and gas exploration and production company and a unit of Vedanta Group, is pleased to announce that it has signed three separate MoUs with the state governments of Rajasthan, Gujarat, and Andhra Pradesh along with their district administrations for biodiversity conservation through mass plantation of 0.75 million trees. The carbon captured through the mass plantation is equivalent to emissions needed to electrify 4,500 Indian households.