Fig. 5. NMS ordination based on the percentage of land cover for each barrio in 1991 and 2000. a) all barrios from 1991 (n = 880). The symbol legend is in panel b; b) trends in land-cover change based on the mean of the x and y values of barrios in each population density/location class for 1991 (colored symbols) and 2000 (ťO).