In the '90s, Philadelphia's transit network was plagued by $75 million in debt and an FBI investigation. Now it's celebrating a major turnaround.
Pesticide use is the leading cause of a nationwide decline of grassland bird species, beating out habitat loss, according to a new study.
A new report from Oxfam finds that multinational processed food purveyors don't treat their workers or the environment very well.
Lake Mead and Lake Powell could be toast as the climate gets hotter and water gets scarcer, according to a new study.
The Colorado Oil and Gas Association wants to retract its pro-fracking petition after a newspaper revealed it was bogus.
A company that burned tires to produce dirty electricity in Illinois has agreed to shutter its facility following civil rights complaints.
What could this decision mean for other telecommuters, and for the planet?
Legal actions against Carnival cruise ships don't call out its eco-ills, but we'll take what we can get.
Organically grown tomatoes contain more vitamin C and cancer-fighting phenols than their conventional peers, according to a new study.