WATER

              The flow of water keeps the ecosystem healthy and productive. Dr. Validimir Smakhti, the principal researcher at The International Water Management Institure (IWMI) based in Colombo , points out that the water flow has  to vary at different times of  the  yaer, to maintain the good health of the ecosystem. According to the IWMI, the environmental need are not being met as too as  much of water is being removed. the policy makers should pay greater attention to the over Exploitation of fresh water they must recognize the need to  allocate water for the maintenance of environment. The water water wastage must be controlled.. they  must also monitor the flow of water and pay greater attention to environmental effects. Finally they must take steps to maintain the ecosystem