Table 2 Comparison of (a) summed morphometric attributes of seven watersheds. Based on these empirical estimates the nu, lu, and Dd determined for the (b) GRB and (c) un’s commitment to restoring 300,000 km of degraded rivers63. RY = reference year (1970–1977) and cy = current year (2021–2024).
Morphometric attribute(s) | (a) Seven watersheds | (b) Ganga River Basin | (c) UN freshwater challenge | ||
|---|---|---|---|---|---|
RY | CY | RY | CY | CY | |
Watershed area, A (km2) | 3433.85 | 3433.85 | 861,40457 | 861,40457 | 150,000 |
Number of streams, Nu | 9493.00 | 2473 | 2,381,382 | 625385.6 | 412,500 |
Length of streams, Lu (km) | 7006.00 | 3084.71 | 1,757,501 | 773819.9 | 300,00063 |
Drainage density, Dd (km/km2) | ~ 2.00 | ~ 0.90 | ~ 2.00 | ~ 0.90 | ~ 2.00 |
