CNN The Wonder List With Bill Weir April 13, 2015 05:56:00
Than big us south florida used to have this really awesome water management system. it was called the everglades. recharged aquifers, provided really good flood protection, provided incredible biodiversity, but it didn't support 7 million human beings. so we built a new water management system. >> a couple decades after realizing what a massive mistake that was, we have the first signs of actual progress. >> as bridges go, it's mott the most impressive bridge we've ever built in america, but as the environment goes, i would argue it's the most important. >> the tamiami highway which long block...