Topic: transportation

CO2 and air pollution can be reduced significantly by improving cities’ transportation systems, but quantifying those reductions can be difficult.

Even with half of private cars off the road, Beijing remains wrapped in a haze of smog. The real causes of Beijing’s air quality woes lie elsewhere.

When it comes to urban transportation, ingenuity is the key to cleaner, greener, and smarter cities.

Learn more about three long-term, sustainable policy solutions that would help ease the pain of high gas prices.

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.

Over the last year I’ve been visiting cities around the world, studying their bus systems. My review includes many aspects ranging from the political and managerial environments that allowed the different bus systems to be implemented to the actual design of the systems themselves.

The Energy Bill just signed by President Bush will raise fuel efficiency standards, but they may not fully affect new cars until 2020. That means we won’t see the complete impact until almost 2035, when cars before 2020 will be off the road. My children will be nearing retirement by then. Are we waiting too long? Read the blog.