The maps below show the changes in area after construction of a hydroelectric power dam. Summarise the information by selecting and reporrting the main features, and make comparisons where relevant.

The provided maps delineate the transformative changes in an area subsequent to the construction of a hydroelectric power dam over two decades from 1980 to 2000. Significant alterations were evident in the landscape, particularly regarding the substitution of natural features with man-made structures, as well as the introduction of infrastructure aimed at fostering energy production […]