Figure 1From: Evolution of urban forms observed from spaceSpatial NTL distributions, luminosity histograms, and Lorenz curves for two cities with comparable density and Gini indices. The data reflects the boundaries defined in 2006. Panels (a), (b), and (c) are NTL distribution, histogram of log-transformed count for luminosity distribution, and Lorenz curve for Brussels, Belgium; panel (d), (e), (f) — Kirklees, United KingdomBack to article page