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greenhouse gases

Mayor Taking Mexico City Green, One Bus Line at a Time

For roughly thirty years, Mexico City has been a city in rapid decline, threatening to descend into a murky stew of crime, pollution, and chaos. But in recent years the city has regained its footing, experiencing an urban renaissance powered by a series of projects that have dramatically improved the quality of life of the 18 million people that make the city their home.

Greening the Urban Rooftop

The rooftop at 10 G Street is about to get a lot greener---3,000 square feet to be exact. In real estate-scarce cities, commercial property owners nationwide are turning roof space into green space.

Bottom Line on GHG Emissions Registries

By mid-2008, the U.S. Environmental Protection Agency must develop a national
greenhouse gas (GHG) registry. This is not part of ongoing climate policy discussions,
it is already law. This fact sheet answers the questions many are asking about GHG
registries and the role of a...

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