The surrounding regions of New York City, Los Angeles and Philadelphia were ranked among the dirtiest major metropolitan ...

Continuing a trend that has dominated the past decade, Southern and Western cities experienced the fastest population growth ...

At least 65 percent of urban areas in 25 major cities are sinking, with some local spots dropping by about two inches a year, ...

In every city studied, at least 20% of the urban area is sinking – and in 25 of 28 cities, at least 65% is sinking. The ...

The new study looked at the 28 most populous cities in the U.S. and 25 of them are experiencing subsidence, or land sinking, each year.