Integration of both science and engineering is called as environmental engineering. Principles of science & engineering helps in improving the natural environment which gives healthy life to human beings by giving pure water, air, and land and it also keep the area pollution free. Environmental engineering includes waste water management, air pollution control, waste disposal, public health issues etc. Innovations are new idea, device or process. Innovations are the application of better solutions that meet new requirements, inarticulated needs or existing market needs. It is proficient through more effective products, processes, services, technologies, or new ideas that are readily available to markets, governments and society. Innovations are something original and novel, as a significant, new that “breaks into” the market or society.