Some time back there was an article about restrictions on we the people catching rainwater to water our gardens, etc. http://www.infowars.com/collecting-rainwater-now-illegal-in-many-states-as-big-government-claims-ownership-over-our-water/
There was also a YOU TUBE news video about collecting rainwater:
Well it depends who has the WATER RIGHTS? Well guess what? Big government "GREEN" buildings that could house The Statue of Liberty can be built to collect rainwater. Have a look:
http://federalnewsradio.com/?nid=475&sid=2381254