Geography Reference
In-Depth Information
Source:
Peters
et al
. 1998.
Notes:
1 * is relevant primarily to surface water and ** is relevant primarily to groundwater.
2 Space scales: local—<10,000 km
2
; regional—10
5
to 10
6
km
2
; and global—10
7
to 10
8
km
2
.
3 Lag between cause and effect.
4 Longest time scale is for groundwater, followed by lakes, and shortest for rivers and streams.
