February 6, 2016, 1pm PST
Good news for the United States is found in a recent series of maps by NASA. Air pollution has significantly improved around the country.
February 4, 2016, 10am PST
Volkswagen has already submitted its recall plan for its 2-liter diesel engines—it was rejected by both the EPA and California Air Resources Board. It also needed to submit a recall plan for 3-liter diesel engines to CARB by Feb. 2, which it did.
February 1, 2016, 8am PST
With the national spotlight rightfully focused on the irreversible effects of lead in the drinking water of Flint, Michigan, another insidious threat remains: motor vehicle emissions affecting children's lungs.
December 29, 2015, 7am PST
Unusually mild and dry weather in much of Italy has worsened air quality so much that city governments are acting to reduce emissions from one of the chief sources of air pollution by enacting odd-even license restrictions on driving.
The New York Times - Europe
December 12, 2015, 9am PST
Athlyn Cathcart-Keays of The Guardian-Cities chronicles the advancement of the international urban car-free movement as well as auto regulations that focus on air pollution. The most recent city to join the growing list is Oslo, Norway
November 20, 2015, 2pm PST
There are a lot of people in this country that consider cheap gas to be a form of benevolence. Here are some reasons why they should curb their enthusiasm.
November 13, 2015, 11am PST
A new tool from the U.S. Department of Transportation and the Centers for Disease Control allows comparisons between state or metropolitan area on transportation and public health indicators.
November 12, 2015, 5am PST
With a growing reputation for heavy local pollution, the city of Madrid will impose reduced speed limits and driving restrictions in its central core. On bad days, transit will be free to ride.
November 11, 2015, 10am PST
More and more evidence has emerged in recent years about the many benefits of trees in urban environments. Every now and then, however, a study finds evidence that tress might not always be as benevolent as they seem.
October 23, 2015, 11am PDT
In a Bay Area first, new home construction in most of the region will be banned from having these heating devices installed as the result of a rule adopted unanimously by the Bay Area Air Quality Management District on Oct. 21.
September 28, 2015, 1pm PDT
We call them Open Streets events. In French it's Journée Sans Voiture. On September 27, the world saw a car-free Paris.
September 27, 2015, 11am PDT
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.
September 23, 2015, 1pm PDT
A coalition in Los Angeles County wants to reframe the debate about closing the gap in the 710 Freeway, asking Metro to look "beyond the 710"—and toward a multi-pronged, multimodal approach to transportation problems in the region.
July 1, 2015, 8am PDT
The answer depends on location, according to previous studies on EVs. The study from NBER evaluated both gas and electric-powered vehicles to determine their effect on the environment. A surprising recommendation is a new road funding option.
June 8, 2015, 7am PDT
A new report from the Congressional Budget Office places the spotlight on the trucking industry in terms of the social, health ,and environmental costs it imposes on society but does not pay for, i.e., externalities.
City Observatory City Commentary
June 8, 2015, 5am PDT
Contrary to popular belief, Beijing's air pollution is not nearly the worst in the world. The air of Delhi, India, is twice as polluted. For expats, this disaster raises important questions: is it ethical to live, and raise children, in India?
June 2, 2015, 5am PDT
According to an ACEEE report, Boston currently leads the way, with New York, Washington, DC, and San Francisco not far behind. Los Angeles, Washington, and Chicago show the most improvement since 2013.
American Council for an Energy-Efficient Economy
May 31, 2015, 9am PDT
The most dangerous air pollution is not smog and is barely known by the public, writes Bill Adams, editor of UrbDeZine. Line-source particulate matter air pollution could change the way the public thinks about road projects and gas powered cars.
May 20, 2015, 5am PDT
An IMF working paper determined that global energy subsidies totaled $5.3 trillion this year, the worst offenders are China and the U.S. Placing a price on these subsidies, which include air pollution and carbon emissions, may be key to mitigation.
March 19, 2015, 2pm PDT
A major new study estimates that sprawl costs the U.S. economy more than a trillion dollars annually, and results, in part, from planning and market distortions. Smart policy reforms can result in more efficient and equitable development.