Several multinational banks have been set up in the recent past with the mandate of developing infrastructure and pay a special attention to sustainable development. They contribute to underwriting large infrastructure projects requiring long term capital, technical expertise and project monitoring. They have huge impact on population in those specific regions often solving some of the long term demands of those areas. Areas under which funding is available include but not limited to water, green energy , clean tech , transport, urban development, emergency assistance, irrigation, digital and social infrastructure and environmental efficiency.