Water resource management Aquatic environment 1 Climate change mitigation 1 Climate changes 1 Environmental issues 1 Environmental research 1 Environmental teaching 1 Food and nutrition security 1 Ground water condamination 1 Groundwater 1 Groundwater-Management 1 Groundwater-Quality 1 Hydrogeology 1 Kerala 1 Management of soil resources 1 Pollution control 1 Poverty alleviation and rural development 1 Stream erosion 1 Working paper 1