DENVER
04/17/2010 05:12 am ET Updated May 25, 2011

Energy Conservation A Challenge, Even In Boulder

BOULDER, Colo. - This spring, city contractors will fan out across this well-to-do college town to unscrew light bulbs in thousands of homes and replace them with more energy-efficient models, at taxpayer expense.

City officials never dreamed they'd have to play nanny when they set out in 2006 to make Boulder a role model in the fight against global warming. The cause seemed like a natural fit in a place where residents tend to be politically liberal and passionate about the great outdoors.

Instead, as Congress considers how to encourage Americans to conserve more energy, Boulder stands as a cautionary tale about the limits of good intentions.

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