Weather related disasters like occurrence of floods, droughts, heat wave and cold waves is not uncommon across the Country. It is true world over. Increase in sea surface temperature and sea level has potential impact on monsoon uncertainties, water resources, shift in coastal population and marine products. Vulnerability to extreme weather events is higher than vulnerability to changing average climatic conditions. The society linked sectors like agriculture, bio-diversity, fisheries, forestry, water resources, human and animal Health and infrastructure are the worst sufferers in the event of weather uncertainties. As a result it is realized that food security is under threat due to global warming.