Study pinpoints which areas of New York City are sinking, rising

Parts of the New York City metropolitan area are sinking and rising at different rates due to factors ranging from land-use practices to long-lost glaciers, scientists have found. While the elevation changes seem small—fractions ...

Image: Lima, Peru as seen from orbit

The commercial and industrial center of Peru, Lima is located on the mostly flat terrain in the Peruvian coastal plain, within the valleys of the Chillón, Rímac and Lurín rivers. The city is bordered on the east by the ...

Scientists rediscover small Brazil tree, 185 years on

A species of small holly tree that was last seen nearly two centuries ago and was feared extinct has been rediscovered pluckily clinging to life in an urban area in northeastern Brazil, scientists said Tuesday.

Houston: The face of America in the next 20 years

Houston is a reflection of where most of America's cities will be in the next 20 years, according to Stephen Klineberg, Rice University sociologist and director of the annual Houston Area Survey.

The dark side of the American lawn

The American residential lawn is, for many, an iconic landscape and about half of homeowners in the U.S. use fertilizer to keep their yards green and lush. Some proportion of the nitrogen in this fertilizer enters the broader ...

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