Say what you will about Utah...

...but they are surprisingly progressive when it comes to environmental issues. Kennecott Utah Copper Corp., a mining company, has supposedly converted to environmentalism and is planning an environmentally conscious megasuburb near Salt Lake City that will be twice the size of San Francisco when it's completed in 50 years. The true sustainability of this megasuburb remains to be seen, but in the meantime, it's creating some buzz and will perhaps encourage other mining companies to turn from their evil ways and give something back to the earth. Read more about the megasuburb here.