Abstract: This is a study on the various renewable energy technology options for a use of various green technologies in today era. Technology allows people to become more efficiently and to work more intelligently that were not possible before. The knowledge for conserving natural environment and resources , green technology is used. It is an alternative to improve the national economy without harming the environment. This paper explains the contribution of green technology in the sustainable development of agriculture sector as well as infrastructure for the country like India.

Keywords: Green technology, Green buildings, Sustainable development, Bio fuel, Organic farming.