In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

Input: Consider Input: Question: Reid notices no change in the weather and temperature from 100 years ago. This likely was caused by _____ greenhouse gas levels. 
 Answer: decreased

Output: As greenhouse gases increase, changes will be more extreme.


Input: Consider Input: Question: Decreasing the mass of an object causes its inertia to 
 Answer: decrease

Output: The full box is harder to move because it has greater mass and therefore greater inertia.


Input: Consider Input: Question: It is likely that China produces less hazardous waste than Canada because it has 
 Answer: less industries.


Output: Countries with more industry produce more hazardous wastes than those with little industry.