11.22.06
Check out this article on scientific american talking about sustainable use of water. Nothing exceptionally new here, but the article does provide some new details. For example, global warming will decrease ice caps on mountains, and thus reduce river flow and also lower the water table. So this is bad news for regions relying on rivers underground water supplies. Since supplies are limited, more water in one region, means less in another. An interesting point in the article:
The Yellow River no longer flows to the sea.