Chicago Sun-Times

Cities produce more CO2 per acre, but much less per person than other types of living, according to a new study by The Center for Neighborhood Technology.

More Chicago area residents are riding transit when compared to figures form 2003, and they're riding more often.

The Chicago Transit Authority is cracking down on 'continuous riders', people who sleep or hang out in the subway through the winter nights to keep warm. Advocates worry the crackdown will hurt the homeless.

What do you get when you designate a carpool lane on a toll road for hybrids and carpoolers? A 'green' lane, say Illinois planners. However, they still pay the toll. Now add a "HOT lane overlay" to it - solo drivers can use it for a 'premium'.

Transit officials in Chicago are calling on the city to rebuild its historic streetcar system. Rails still exist on many streets, but city officials are leaning away from streetcars and towards bus rapid transit.

Chicago Mayor Richard Daley is looking to make his city's streets safer for cyclists by raising fines for reckless drivers who endanger bikers.

Chicago struggles to overcome its battle with "food deserts" -- areas in the city with little or now access to groceries.

Chicago officials are renewing an ordinance to discourage cyclists from riding on some of the city's sidewalks, while bike advocates argue the city isn't doing enough to make the streets safe for both pedestrians and bike riders.

A new exhibit at Chicago's Museum of Contemporary Art highlights several new building plans likely to advance the city's vision to become the "greenest city in America."

Chicago Sun-Times columnist Ralph Martire says that the project warrants careful analysis before the state decides to sell-off a profit-making asset to reduce deficit.

Proposed 20-story tower could be first new high-rise in three decades for Chicago's South Side area.

According to a recent poll, the vast majority of Americans believe global warming exists, and are prepared to take action.

Can the United States expect a future filled with disasters on the order of Katrinas and Ritas? 'Are we prepared to lose a major city every year?'

A look at some of Chicago's plans for building the future.

Renewable energy sources like wind and sun could supply 8 percent of Illinois' electric supply by 2013.

Labelling the stalled Freedom Tower design a "junkyard," celebrity developer Donald Trump has supported a plan to rebuild the Twin Towers in the same form as the lost towers...but one floor taller.

A first-in-the-nation experiment in electricity pricing is demonstrating that consumers are willing to change how they use electricity -- and save money in the process.

Chicago has leased the Chicago Skyway to a private toll road company. Could the same privatizaion framework be used for the Chicago Transit Authority, asks Wendell Cox.

Chicago business district releases impact study and policy proposals.

A new study by Rand Corporation claims that living in the suburbs takes four years all of your life.