The researchers used remote sensing and GIS techniques to study changes in land use and vegetation in Pangari watershed area, India. They focused on mapping land-use changes over five years to help with planning and managing the environment, land use, and water resources. By analyzing satellite data, they found that agriculture land decreased while built-up and wasteland areas increased. The accuracy of their classification method was 95%, matching ground-truth data. This information can be valuable for making decisions about land use policies and managing natural resources in the region.