I am pretty sure the answer is population.
Answer:
Because of the difference in amount of snowfall and rainfall. New York City also gets either very hot or very cold but Seattle is much more mild.Explanation:
Ocean floor subducts under continents because the ocean floor is softer and the crust in here is with lesser density and thickness, while the continents are harder because their crust is thicker and has bigger density. So when they collide, the softer ocean floor is pushed downwards by the harder continental crust.
14.2 kilograms is the answer for this