Let's take this out a new door!
When the government buys food on the economy like this the price of food jumps. When the Government mentions a catastrophe in a specific area the value of homes drops like a rock and industry begins to move out with their jobs.
In a recent online radio show it was mentioned about a rise in the oceans to about 100 miles from the coast. In that scenario they told how the navy had been letting their seniors know that life east of the Appalachians would soon be very hard due to the rising Atlantic. They mentioned that many were moving to the Arkansas Oklahoma border in the Ozarks.
There has also been tales of extremely large homes being built there for after 2012.
The CIA has moved to the Bolder Colorado area. This may be the stocking of the shelters for the rich and the government.
Either way it will drive up the emergency food stores your family will need.