A high court in Germany says a city suffering from excessive air pollution can ban older diesel vehicles from its streets, if officials cannot find other ways to reduce nitrogen oxide emissions to E.U.-mandated levels.
It took a bit of arm-twisting to get on board because of previous encounters with environmentalists. But now, partnered with The North Face, the ranch sustainably produces wool for outdoor clothing.
Two years ago, France introduced a law to force supermarkets to donate unsold food to charities and food banks. Skeptics called it unworkable at the time, but there are signs the effort is succeeding.
Public health agencies are set up to regulate air pollution from cars, trucks and factories. Wildfire smoke presents a different set of threats, prompting some of those agencies to rethink priorities.
After hurricanes hit St. John's hard last fall, the island's coral reefs were badly damaged. Lulu Garcia-Navarro speaks with marine biologist Peter Edmunds of California State University Northridge.
Last summer's wildfires handed scientists a rare chance to study effects of smoke on residents. Most previous work had been on wood-burning stoves, urban air pollution and the effects on firefighters.
As the climate warms, a new report finds that low-snow years like this one can cost the U.S. winter sports industry up to $1 billion. That can bring economic pain well beyond ski resorts.
California's attorney general has charged former and current employees with illegally burying drums filled with toxic chemicals and using public money for personal items.
Researchers have used radio transmissions to track the movement of fishing vessels and create stunning maps of fishing activity. The maps show that fishing covers most of the globe's oceans.