Tamil Nadu and Adani Group of India have m ade a mark in the global solar energy map with the commissioning and inauguration of the world’s single- largest solar power plant at Ramanathapuram district of the State. With the commissioning of this plant, Tamil Nadu is on its way to emerge as the country’s power hub. The  648 MW solar power plant costing is spread across 5,000 acres of land and was built in a record time of eight months.