The preglacial drainage pattern was controlled by the rock structure.

The area had no drainage pattern and had never been glaciated.

The mountain range manifests a radial type of drainage pattern.

Vegetation varies latitudinally, following the poor drainage patterns of the soil.

Development activities that result in the alteration of natural drainage patterns can negatively affect these species.

Gyeongju's drainage patterns are shaped by these lines of mountains.

Much of the drainage patterns in the province is trellis.

Natural causes include stream capture or other changes in drainage patterns.

The presence of hills in the center has affected the drainage pattern.

This is a good example of the trellised nature of the drainage pattern in the region.