Assertion: stream | /r/HasAspect | steep gradient
Facets:
value: near its source
type: LOCATION
Source sentences:
text: If this base level is low, then the stream will rapidly cut through underlying strata and have a steep gradient, and if the base level is relatively high, then the stream will form a flood plain and meander.
text: A stream that flows upon a uniformly erodible substrate will tend to have a steep gradient near its source, and a low gradient nearing zero as it reaches its base level.