Enviromental Science

The environment is an amazing gift of nature to the mankind.
It consists of many small and big organisms, which reside
together in this environment. They follow a proper food chain
and live together. In past few decades, after the development of
mankind and the different techniques, the humans have
developed in every field. This development is a positive aspect
but there came a time when these different aspects of
development have harmed the environment very badly. There
are many adverse effects of...