Read this article that claims:
Food Rationing Confronts Breadbasket of the World
I lost count of the bad assumptions, logical errors and sheer lunatic sentiments expressed and don't want to include the entire text here. FWIW, I purchased rice a week ago and there was no shortage or rationing evident. My stash of Japanese short grain and Basmati comes from Global Foods on Kirkwood Road where about a dozen different types of rice are available in ten to fifty pound bags.