Healthy forests help combat climate change, provide humans with drinking water and even improve mental and physical health.

My family gave up big- city life for small-town living. There are pros and cons to living in both places.

A household salary of $80,000 might be enough to live comfortably in only nine of the nation’s 50 largest cities. Even a $90,000 salary delivers a comfortable lifestyle in only 17 of the biggest U.S.

Big cities are economic powerhouses. New York City by itself generates nearly 5 percent of America’s GDP with only 2.5 percent of the country’s population. But how much of New York’s success is ...

For decades, as the American economy tilted toward white-collar work, big urban counties thrived. Cities like New York, Boston, Chicago, and San Francisco boomed on the back of fast-growing service ...

Cities around the world trying to limit driving have faced objections — namely that the measures would limit personal freedom, cost too much, destroy commerce or have negligible effects on air quality ...

The nation's biggest cities are sinking, according to data from a new study. Known scientifically as land "subsidence," the most common cause of the sinking is "massive ongoing groundwater extraction, ...

The ground is slowly sinking or deforming beneath all the biggest cities in the US, according to new satellite analysis. If cities don't do something about this land-sinking phenomenon, called ...

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Win or lose, where you buy a lottery ticket doesn't make a difference. Aug. 20, 2012 — -- If you've ever thought that where you bought a lottery ticket would make a difference in whether you'd ...

While the country grapples with another round of disappointing performance on the test known as the nation’s report card, and growing gaps between the highest- and lowest-achieving students, big-city ...