When is a hill considered degraded?

A hilly or mountaneous area is at risk from environmental degradation if it has the following features:-
1. it is prone to soil erosion;
2. landslides have occurred in such an area;
3. vegetation cover has been removed or is likely to be removed from the area at a rate faster than it is being replaced
4. any other land use activity in such an area is likely to lead to environment degradation

Question

Explain whether hilly and mountaneous areas within your locality are degraded.