Boston challenges itself to go green and stay affordable

It’s not easy being green — and affordable — in Boston - Real estate - The Boston Globe Making Boston’s housing stock more energy-efficient is an effort both planners and private developers are promoting as crucial to reducing the cost of living in this already expensive city. Source: It’s not easy being green — and affordable — in Boston - Real estate - The Boston Globe
How do you feel about Boston's effort to go green?  Is it important to you, when buying property, that it is LEED certifiable?