Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Built Environment (hierarchy name)
4. Settlements and Landscapes (hierarchy name)
5. landscapes (environments)
6. natural landscapes
7. landforms (terrestrial)

Narrower term/s

• talus slopes

Anotations

Scope note:

Deviations from the horizontal or perpendicular, particularly stretches of rising or falling ground, including any portion of the earth's surface marked by a gradual ascent or descent, whether natural or artificial.