How much land do farms take up in the United States? over half of all the land in the nation

half of all rural land

less than half of the Midwest

half of all the land in the lower 48 states

Source: USDA NASS, 2012 Census of Agriculture. changed little, declining from 922 million acres in 2007 to 915 million acres in 2012 (or 40.8 percent of U.S. land to 40.5 percent). The average size of U.S. farms in 2012 was 434 acres, 4 percent larger than five years earlier.

Food production takes up almost half of the planet's land surface and threatens to consume the fertile land that still remains, scientists warn. The global impact of farming on the environment is revealed in new maps, which show that 40 percent of the Earth's land is now given over to agriculture.

over half of all the land in the nation

Explanation:

it would affect precipitation by causing flooding in some areas of the world due to climate increasing, causing the glaciers in the northern and southern pole of our planet to melt.

i wish you would have provided choices to simplify it and allow me to give an exact answer.