For more than a hundred years, northeast Colorado’s farming-dependent economy has boomed thanks to a mostly reliable supply of snow melt and runoff from the Rocky Mountains that’s channeled to a complex web of irrigation ditches and reservoirs.
There’s an old saying that corn should be “knee high by the fourth of July”. That’s not necessarily true for Colorado farmers battling drought this year. For some in Weld County, the picture is even worse.
In some countries of Africa, there's a land rush under way as investors claim farmland, establish mega-farms and try to cash in on high prices for food and biofuels. These deals are controversial. Critics accuse investors of dispossessing subsistence farmers.