I've been reading for some time about how people in war-ravaged countries have planted root vegetables that could be grown as a "hidden" food source. This looks like it'd be the next logical step. I'd copy and paste the text, but there are a lot of hyperlinks on the page:
Seems every country is dumb when it comes to politics and social issues! No greener grass out there in that respect. But yes, Americans are a bit dumber on survival and common sense because they've been well-fed for so long. Count our blessings.