Environment

1. https://simple.wikipedia.org/wiki/Environment
2. Environmental protection is a practice ofprotecting the natural environment on individual, organizational or governmental levels, for the benefit of both the naturalenvironment and humans. Due to the pressures of population and technology, the biophysical environment is being degraded, sometimes permanently.
3. https://en.wikipedia.org/wiki/Environmental_protection
4. http://www.myenglishpages.com/site_php_files/reading-7-ways-to-protect-the-environment.php
5. http://www.epa.ohio.gov/pic/facts/30years/tips.aspx
6. http://www.exampleessays.com/viewpaper/66581.html
7. http://www.amritavarsham.org/50/301