Now that we have gotten past the election, perhaps New Yorkers and the rest of the country are ready to talk honestly and admit that sandbags in urban flood-zones are just not good enough.

I believe that history will judge Michael Bloomberg to have been a superb mayor. Among his greatest accomplishments has to be the creation of one of New York's most novel parks -- the High Line.

It isn't easy being green in the Big Apple. Over the past century, 75% of the city's woodlands, wetlands and meadows have been destroyed.

Ecologists have begun to do their field studies closer to home. In the process, they have discovered that nature survives, and even thrives, in the city limits.

New York City has more nature than any other city in North America -- more than Los Angeles and Chicago combined.

Beautiful weekends, like the one we just had, bring nearly everyone out to the city's streets and parks. The incredible energy and diversity characte...

The loss of doll's eyes from the Big Apple illustrates a disturbing trend -- the local extinction of our wild flora.

New York may flood the city streets with thousands of inexpensive rental bikes, reports CBS 2′s Tony Aiello. Supporters say pedal power will improv...

There is a solution to New York city traffic, but I don't think Marty Markowitz will like it. We must take steps to reduce the number of cars on the road, even as the city's population grows.

While world leaders gather in Copenhagen to address climate change on a global scale, here at home, New York tackled the number one contributor to its own carbon footprint -- its buildings.

We have a golden opportunity to curb NYC's carbon foodprint, if only you'll pitch in and share your 2 cents. Because small change will add up to sea change.