> As far as the urban agriculture crowd goes, they're concerned about the length of their logistics lines to their tables. Raspberries grown half a mile down the street in winter is better for the environment than flying them in from another hemisphere.

Aside from environmental effects, it’s also just a more secure logistics chain. A person needs water, food, and shelter to survive. Sometimes it feels strange to me that the trend of the past centuries has been to increase the distance between a person and those sources — to introduce more points of failure between you and the things you need in order to survive.