Nate Berg

A giant crossword puzzle has been painted on the side of a 100-foot tall building in Lvov, Ukraine. Clues to the puzzle are planted throughout the city, and the puzzle's answers are revealed at nighttime with the use of special lights.

Plans to install free Wi-Fi internet in New York City parks has fallen through. Unable to find corporate sponsors, the private contractor leading the project has been forced to remove all equipment. But the idea may not be completely dead.

Plans to expand rail transit to link Washington D.C with Dulles International Airport have received federal backing and can now head to Congress for funding approval.

The New Yorker profiles Van Jones, a leading environmental activist and the driving force behind the movement to create a green energy jobs policy in the United States.

<p> Protecting the poor and protecting the environment are two areas we haven’t quite figured out yet. Put them together, and we’re really up a creek. And we are, because these two silos are actually linked very closely. The relationship between poverty and environmental degradation is incredibly complex, but you wouldn’t guess it by looking at some recent policies gathering support out there in the world. Solutions, it would seem, are incredibly simple. But most of these ideas, though well-intentioned, address only one side of the poverty-environment relationship -- and really hurt the other. </p>