NEW DELHI, Aug. 31 -- State-run National Aluminium Co. Ltd (Nalco) plans to begin producing green alumina by 2030, ramping up renewable energy capacity to align with India's energy transition and rising global carbon curbs. But the company has not set any production targets and clarified it does not expect to fully transition its output to renewable power by then.

Nalco will likely invest up to Rs.1,575 crore in renewable projects to support its green alumina initiative. This includes a new 15 megawatts (MW) wind plant, and another 200-300 MW of renewable capacity. Chairman and managing director Brijendra Pratap Singh told Mint that the estimated capex is Rs.5 crore per MW.

In addition, the company will sign power purchase agreements wi...