The main reason why it matters that there's a large gap between production and consumption of agriculture is that <span>. The agricultural imbalance threatens the stability and prosperity of the region" since this is a major source of income.</span>
Production is a process to make a product applying the four factors of production. Land , labor, capital and entrepreneur while Consumption is possible only when production is done.
For continental U.S. the answer is never. Since the earth's rotation axis is tilted 23.5 degrees with respect to its orbital motion around the su, one would have to be less than 23.5 degrees above or below the equator to have the sun pass direclty overhead