Figure 3. The graph shows the expected increase of the world’s squatter population by 2050 (Source: UNCHS HABITAT [4])

From

Transformation of Slum and Squatter Settlements: A Way of Sustainable Living in Context of 21st Century Cities

Mania Tahsina Taher, Arefeen Ibrahim

American Journal of Civil Engineering and Architecture. 2014, 2(2), 70-76 doi:10.12691/ajcea-2-2-3