Plentiful natural gas produced from neighboring Pa. makes it easier for New York City buildings to comply with a regulation to convert dirty heating oil burners to use cleaner fuels like natural gas while the state has a six-year fracking moratorium
The USDA's new Food Access Research Atlas provides a handy guide for assisting policymakers and planners in finding the urban and rural areas with the most formidable obstacles to accessing fresh healthy food, reports Nancy Shute.
As the destructive force of Hurricane Sandy demonstrated, all sand dunes are not created equal. But as coastal communities start to rebuild their defenses for the next storm, they're trying to close the gap with Mother Nature.
In Chicago, like in many cities, local food production comes in many forms, from small backyard crops to community gardens. Researchers are now using Google Earth to paint a more accurate picture of food production at different scales.
Air travel is a notoriously wasteful mode. But one airport is taking huge leaps towards sustainability. Julie Rose reports on Charlotte Douglas International's comprehensive recycling and composting program.
You know what they say about not being able to turn away from an accident? Well what about 13 minutes of accidents? We can't help but laugh at some of the insane (and frightening) driving on display in this compilation of Russian accident videos.
In New York, occupational cliches such as the Irish policeman, or more recently, the Pakistani cab driver, have existed for generations. NPR looks at one current niche - Senegalese sidewalk vendors - to trace how such associations are established.
A project by French artist Armelle Caron looks at what happens when you take the patterns of blocks that make up a city's form and organize and stack them sideways. Robert Krulwich investigates what such an exercise reveals about a city.
Cities consistently experience higher temperatures than the surrounding countryside due to the 'heat island' effect. With global warming exacerbating these effects, cities are trying to lower local contributors to urban heat.