indian billionaire gautam adani’s group is looking to raise at least 10 billion in new debt over the next year as his conglomerate seeks to refinance its highcost borrowings and fund projects in the pipeline according to people familiar with the plans using multiple instruments including foreign currency debt and green bonds the adani group plans to raise up to 6 billion to swap its existing highinterest debt with lowercost borrowings and deploy the rest for project financing one of the people said asking not to be identified as the information is private the effort could start as early as the ongoing december quarter the people said