You will be given a definition of a task first, then some input of the task.
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Soil resource is considered nonrewable for human purposes, because it takes so long to form and is depleted by farming and other activities.
Output:
What resource is considered nonrewable for human purposes, because it takes so long to form and is depleted by farming and other activities?