Mumbai, Feb. 10 -- Layout of buildings along with green spaces play an important role in determining how a locality heats up due to the urban heat island (UHI) effect, says a study by the Indian Institute of Technology - Bombay (IITB). The study calls for changes in the way residential areas are designed to reduce the UHI effect - a phenomenon in which built-up areas are warmer than surrounding semi-urban and rural areas....