The EPA chose to reduce the current standard of 75 parts per billion, unchanged since 2008, by 5 ppb. Public health and environmental groups insist that a safe standard would be 60 ppb, while businesses point to the high costs to comply with 70 ppb.
Oct 2, 2015 The Wall Street Journal
A new online interactive project allows new access to the history of Manhattan before Dutch settlers began taking residence on the island in 1609
Oct 2, 2015 CityLab
Many people outside of Salt Lake City might not realize that the city's proximity to the Wasatch Fault puts it at risk for an earthquake likely in the range of 7.1 on the Richter scale.
Oct 1, 2015 Next City
The relative calm of the last decade may be luring hundreds of thousands of new coastal residents into a false sense of comfort.
Sep 29, 2015 Five Thirty Eight
What does it mean to be a Chief Resilience Officer for one America's largest cities? Doggerel spoke to Patrick Otellini, Chief Resilient Officer for San Francisco, to find out what it takes to make a truly resilient city.
Sep 29, 2015 Doggerel
Environmentalists could have saved themselves a lot of demonstrating had they known that Shell Oil would pack up their drilling rigs after only six weeks of exploratory drilling in the Chukchi Sea off Alaska. Insufficient oil and other reasons cited.
Sep 29, 2015 Reuters
No single tool builds "walk appeal" as powerfully as sidewalk cafes, which are both a cause and an effect of places we love to walk.
Sep 29, 2015 The Original Green Blog
A quick look at a real-time map of air pollution around the world shows how much healthier the air in the United States is than in China.
Sep 27, 2015 CityLab
Big Oil may have defeated Gov. Jerry Brown's oil reduction goal in the legislature this month, but there are other avenues for the green governor to pursue his climate change agenda. The Low Carbon Fuel Standard was renewed by CARB on Sept. 25.
Sep 27, 2015 The Sacramento Bee - Capitol Alert
New research suggests that trees offer a "layer of protection" for cardiovascular disease.
Sep 26, 2015 Pacific Standard