P. T. G. N. S. Senarathna

From Urban Expansion to Urban Densification: A GIS-Based Assessment of Building Density Dynamics in Colombo District, Sri Lanka (1975–2025)

Urbanization has transformed settlement patterns worldwide, leading many cities to shift from horizontal expansion to vertical development. Building density is a key variable for assessing urban growth patterns and urban densification. Colombo district, the main economic hub of Sri Lanka, has experienced rapid urban gr...