One problem resulting from urban areas growing is that family-farms are being sold out, and that affects the communities around it. And second, it affects the natural enviorment with pollution, no matter how many laws there are. Take L.A. for example, at times it can be very smogging. You see it in the sky but not many people speak out against it. It proabably was once a little town too.
Here is the answer. How the south experienced some success by modeling itself after the north is that their cities grew as a result of increased industrialization. In addition, t<span>he </span>South's<span> less industrial economy suffered less than the </span><span>North. Hope this answers your question.</span>
The answer is when one reflects on how to measure sustainable developments.