Finance is the lifeblood of business. Every business firms directly or indirectly depend on the financial institution for their fund. Among these financial institutions, banks are the major source of financing instruments for commercial projects. According to [1], the major role of a bank in encouraging environmental protection is by investing in environmentally and socially responsible projects that save costs, minimize risk, enhance bank reputation and also contribute the customary good that will help to build the sustainability development. So, it helps the bank to serves both the commercial objective of the bank and also its social responsibility. [2] explains banking sector as the major lending agent that affects almost the entire industrial activity and the most economically relevant sector in rising of the nation.

A. Why should we do green banking?

The biggest challenge faced by the Indian industry nowadays is the controlling of the environmental impact of the business. The development process equally creates side effects to enormous loss of biodiversity, climate change, environmental damage etc. [3] says that business has grown exponentially, ignoring the environment and the social part, and the result was the increasing carbon footprint, globalization etc. Global warming (Greenhouse impact) being a result of various gases like carbon dioxide, methane gas emission. These gases are responsible for distortion in climatic change and also create harmful effects to human beings. The cause of 978-1-5386-4021-0/17/$31.00 ©۲۰۱۷IEEE greenhouse effect is due to excess cut down of trees and construction of multi-storied buildings. In general, there is lack of adequate awareness and also an urgent need to take precautionary steps for consistent development and to increase social responsibility of business. [4]mentioned about the challenges for the green initiatives, the process of green development and the importance of the sustainable growth. [5]argued Green Credit Policy as a tool for achieving sustainable development. [6]conducted a study on 100 percent reserve banking (C-peRB) and its various arguments and criticism. [7] examined the initiatives implemented by the BRICS nations. “The supreme reality of our time is…the vulnerability of our planet” – by[8] In order to prevent these challenges, the measures of green projects are implemented rapidly. The responsibility of protecting the earth lies in the hand of each individual and businesses. In their article, [3] explain that “business is the area where green philosophy needs to be appreciated and implemented for providing stability and social responsible environmental alike.” Green movement for the protection of the environment has brought the way a business is managed. Today the attitude of society, towards the environment has been changed and as a result of that go green mantra has become relevant in each and every aspect of the business. India is also one of the fastest growing countries in terms of emission of greenhouse gases. Among the major cities in India, Delhi, Mumbai and Chennai are there in top ten most polluted cities in the world. So in order to highlight the role of banks in corporate social responsibility the RBI circulated a notice on 20th December 2007 for all scheduled commercial banks with the title “CSR – sustainable development and non-financial reporting”. [۹] tried to analyses the concept of green banking in accordance with the tax deductibility concept and also identify various economic concepts.