Which should be tackled first: hunger or inequality? Food production or distribution? These chicken-and-egg questions tangle every "feeding the planet" debate.
A reader wonders how much water has been wasted to raise money for ALS. Umbra says it's a drop in the bucket.
The group's campaign arm, EDF Action, is working to elect mildly pro-climate GOP candidates, even though Democrats are greener.
An analysis by an environmental group finds hundreds of cases in which drillers used diesel fuel without obtaining permits and sometimes altered records disclosing they had done so.
Yes, there are conservatives who support renewable energy in the midwest. However, they do tend to lose primaries.
Watch our video to find out how to make your new favorite ice cream topping.
A new program in San Francisco provides mobile showers to the homeless by retrofitting old buses.
Like many well-intentioned things, an organic farm's fight against a natural gas compressor station failed.
A new study finds that people living near big box stores have higher rates of obesity and diabetes. What's the connection? Look at the streets.
We've devised the world's shortest survey to find out what kind of actions our readers are taking. You know you want to.