Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Example Input: The love canal tragedy was an infamous example of industrial waste dumping.
Example Output: Love canal was an infamous example of what type of pollution?

Example Input: Evolution occurs by natural selection, a process whereby better-adapted members pass along their traits, according to darwin.
Example Output: Evolution occurs by what process whereby better-adapted members pass along their traits, according to darwin?

Example Input: Latitude is used to measure, in degrees, the distance north or south of the equater.
Example Output:
What is used to measure, in degrees, the distance north or south of the equater?