According to the US Department of Agriculture, in 2006 more than 35 million people lived in food-insecure households.
In Oregon, one in five children lives in what the Oregon Food Bank calls a "food-insecure home," uncertain of having enough food to meet basic needs.
Increasing food prices have the greatests effect on poor and food-insecure populations.
In a food-insecure country such as Ethiopia, the idea of offering fertile land to outsiders has raised concerns.