Critical Path

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Have a thirst for data on skyscrapers? The Council on Tall Buildings and Urban Habitat expects to quench it through a new web page, called the Skyscraper Center. The site is a repackaging of information, including tall building lists, previously available on the council's website, with some nifty new interactive features

Water, water everywhere but soon, not a drop to drink, unless water guzzlers, including botanic gardens and golf courses, take action.

The latest from the U.S. Green Building Council on how to comment and vote on the next version of its green building rating system.

Cities cannot be truly sustainable without urban agriculture. But the concept is foreign to most people. Luckily, Mr. New Urbanist, Andres Duany, has taken up the cause for agricultural urbanism.

Perhaps a sense of urgency is finally energizing often-disparate transportation interests to work together.

Despite cutbacks in forces and a potential new round of BRAC, an Army official says that Net Zero programs at army bases will continue.

With Super Bowl Sunday right around the corner, 2012 host city Indianapolis is already gaining national recognition for preparing the town for the big event. 

A just-introduced House Republican surface transportation bill would authorize $260 billion over five years for highways and transit. But it's far from fully funded. The shortfall is estimated at $45 billion to $50 billion.

Researchers at Columbia's school of engineering presented an interactive map of New York City to the public today, that aims to help remove some of the mystery of how buildings could begin saving energy, by displaying the total annual building energy consumption of every building in New York City.