India, Jan. 16 -- A spurt in human activity in the eco-sensi tive talukas of South Goa - Mormugao, Salcete, Que pem, and Canacona - has led to a sharp expansion of built-up areas, from 83.13 sq km in 2000 to 133.22 sq km in 2020, marking a 60.25% rise, primarily in Mormugao and Salcete ta lukas, a study by research ers at Goa University has shown. The researchers an alysed satellite data across the four talukas. The data was derived using a geospatial model to quantify human-driv en changes in South Goa's coastal landscapes, offer ing vital tools for sustain able development. The model was devised by Dr Mahender Kotha, former senior professor at Goa University's School of Earth, Ocean, and At mospheric Sciences (SEOAS), and Dr Ritwik Niga...