1. Afsar, S. (2001) Application of Remote Sensing for Urban Growth Monitoring, and Land Cover/Land Use Mapping, for Change Detection in Karachi. M. Phil. Thesis, University of Karachi, Pakistan.
2. Andersson, E. (2006). Urban Landscapes and Sustainable Cities. Ecology and Society 11(1): 34. URL: http://www.ecologyandsociety.org/vol11/iss1/art34/ .
3. Antrop, M. (2000). Changing Patterns in the Urbanized Countryside of Western Europe. Landscape Ecology 15: 257–270.
4. Arsalan, M. H. (2002). Monitoring Spatial Patterns of Air Pollution in Karachi Metropolis: A GIS Perspective. Unpublished Ph.D. Dissertation, University of Karachi, Pakistan.
5. Azad, M. (2007). . BBC Urdu Karachi. (Translation: Less trees, more dust/smoke, suffocating life!).