Wetlands are earth's liquid assets and often described as "kidneys of the landscape." These, in fact provide many services and commodities to humanity. Nearly all cultures from ancient times to present day have used wetland resources for their sustenance. However, during the last few decades, the interaction of man with wetlands has been of concern largely due to the rapid population growth accompanied by intensified industrialization, modernization and urbanisa-tion, and needs to be addressed
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