Urban expansion and wetland shrinkage estimation using QGIS- tool: A Kolkata Case-StudyAkashlina Bhowmick, Sudip Chowdhury, Diptangsu Panja and Gunjan KumarEPJ Web Conf., 370 (2026) 01013DOI: https://doi.org/10.1051/epjconf/202637001013
