green Chemistry

Green chemistry, is a philosophy of chemical research and engineering that encourages the design of products and processes that minimize the use and generation of hazardous substances.[1] Whereas environmental chemistry is the chemistry of the natural environment, and ofpollutant chemicals in nature, green chemistry seeks to reduce the impact of chemistry on the environment by preventing pollution at its source and using fewer natural resources.

https://people.iut.ac.ir/en/hajipour/content/green-chemistry