Vertical Gardening

Once upon a time America fed the world. Not literally, of course, but we did export food all around the globe and gave quite a bit away to countries in need. In fact, we had so much land in production for food that our government was paying farmers and ranchers not to use it. Not so much anymore. Our farm and ranch ground is decreasing faster each year as the land is being sold for development. What is going to happen when we can no longer produce enough food to even feed ourselves? Just since I've moved back to Laramie County in 1999 I've watched the agricultural land being gobbled up for hou...