New Delhi, Sept. 12 -- A host of new technologies, robust government policy to back them, and green financing to securely tie-in everything into returns for investors is needed to decarbonize hard-to-abate sectors in India such as steel and cement, a panel of experts said at the Mint Sustainability Summit in New Delhi recently.

The panel comprised steel industry veterans Sanjay Kumar Singh, former secretary in the ministry of steel and currently the director of strategy & external relations, Jindal Steel; and Arvind Bodhankar, chief sustainability officer, Arcelor Mittal Nippon Steel India.

No single technology can be the "silver bullet" to decarbonize hard-to-abate sectors, said Bodhankar, adding that there are multiple solutions avail...