January 27, 2015

Day

Prof M M Pathmalal Dept of Zoology
Water is the most important substance for all living organisms in the world. It is the main constituent of all living things. Without water it is impossible for any creature to live in this planet. Prof. M.M. Pathmalal, Head, Department of Zoology, University of Sri Jayewardenepura, speaks about water pollution and how to control some pollutants in...
Read More

Recent Comments