US' National Aeronautics and Space Administration (NASA) has said that 12 Indian cities and towns will likely be under water by up to 2.7 feet by century-end. NASA has used the IPCC report to assess changes in sea levels across the world. The cities and towns include Kandla, Okha, Bhaunagar, Mumbai, Mormugao, Mangalore, Cochin, Paradip, Khidirpur, Visakhapatnam, Chennai and Tuticorin.