Green Energy is the only answer to increasing pollution in the world. Mumbai city is expanding day by day and increasing energy demands can’t be fulfill by just using the conventional sources of energy. The green sources of energy will be the best solution to reduce pollution and meet energy demands in the city. This paper is assessing the present scenario of green energy in Mumbai and will discuss the future needs. It will also focus on the potential green energy sources in Mumbai. Green energy will promote environmental protection and awareness in the society. Mumbai has lot of potential to produce green energy and we should emphasized on such green energy sources to satisfy the need of energy as well as protecting the environment.