Air pollution at home could lower kids’ GPAs

In a study of almost 2,000 kids in El Paso, Texas, researchers found a strong correlation between air pollution and academic performance.


Low-income, black women largely ignored in Katrina recovery

Ten years later, some women say they feel like they were better off before the storm.


People are still living in FEMA’s toxic Katrina trailers — and they likely have no idea

Our map shows the formaldehyde-laced trailers went on an odd journey, and our reporter explains why.


New Orleans’ transit system still hasn’t recovered, 10 years after Katrina

And it wasn't good to begin with.


How an inspiring group of women built one of the greenest buildings in Portland

This African-American sorority turned an old gas station into a sleek eco-paradise.


San Francisco dreams up mean way to crack down on public urinators

Many cities have a pissing problem. Here's what some are doing about it.


How suburban sprawl causes segregation and isolates the poor

When well-off white people flee to the suburbs, it's bad for those left behind in inner cities and bad for the environment too.


Is Uber bad for the environment in NYC?

In a dense city that already has lots of transportation options, are Uber cars just adding to pollution and congestion?

Give 'em enough sensors

This could be a huge move for air-pollution monitoring

A new company collaborates with Google to try to deliver air quality data at a new level of pinpoint detail.