Mathematical Problems in Engineering Landscape Ecological Security Assessment and Ecological Pattern Optimization of Inland River Basins in Arid Regions: A Case Study in Tarim River Basin

Figure 5

The spatial distribution of habitat quality in the Tarim River Basin in the four periods. (a) 1990, (b) 2000, (c) 2010, (d) 2020.

(a)

(b)

(c)

(d)