Table 3 Human footprint indices in 1993 and 2009 for the breeding and wintering ranges including the western, central and eastern breeding regions and the Cauca-Magdalena and Piedmont wintering regions in Colombia.
From: Drivers of demographic decline across the annual cycle of a threatened migratory bird
Region | 1993 | 2009 | % change |
|---|---|---|---|
Western | 1.354 | 1.122 | −17.0 |
Central | 1.890 | 1.760 | −6.9 |
Eastern | 8.922 | 9.083 | 2.3 |
Breeding range | 5.446 | 5.451 | 0.11 |
Cauca/Magdalena | 8.486 | 9.434 | 11.2 |
Piedmont | 4.673 | 5.728 | 22.6 |
Wintering range | 5.434 | 6.203 | 14.0 |