Mukesh Ambani’s Reliance Industries Ltd will invest nearly Rs 6 lakh crore in green energy and other projects in Gujarat, it said on Thursday. RIL has already begun scouting land for 100 GW renewable energy projects to be set up in the next 10-15 years. The company will also invest another Rs 60,000 crore to manufacture solar PV cells and other renewable energy equipment, it said.