Air Pollution

August 27, 2016, 11am PDT
With a 32 percent increase in natural gas drilling in the Marcellus Shale in Pennsylvania, it is no surprise that emissions are increasing as well, particularly sulfur dioxide. However, the increase was dwarfed by decreases from the power sector.
The Allegheny Front
July 20, 2016, 8am PDT
Forty so-called Tier 4 locomotives, a U.S. Environmental Protection Agency designation requiring a dramatic reduction in particulate and nitrogen oxide emissions, will be joining Metrolink's fleet covering 512 track miles in six counties.
Los Angeles Times
June 29, 2016, 10am PDT
The study by the Paris-based International Energy Agency finds a direct connection to the energy industry. Credit goes to IEA executive director Fatih Birol for expanding the organization's mission beyond its traditional purpose, energy security.
The New York Times - Energy & Environment
June 3, 2016, 7am PDT
The carefree days of driving any-old-junker-they-please are over for Parisians, and they'll be even further obsolete when the calendar changes from June to July.
CityLab
May 30, 2016, 1pm PDT
How can the New Urban Agenda respect the elderly—and make cities better for all of us in the process?
Next City
May 18, 2016, 5am PDT
While the methane reduction targets are the same as the draft rule released last August (i.e., 40-45 percent reduction of 2012 levels by 2025), the new rule removes exceptions, resulting in a 30 percent improvement in reductions of methane.
The Hill
May 16, 2016, 1pm PDT
The World Health Organisation published figures on 12 May 2016 which showed that London has breached safe levels of pollutant particles known as PM10. Almost 10,000 Londoners die prematurely each year, because of polluted air.
Cities of the Future
April 18, 2016, 10am PDT
The findings of a new study based in Boston offer evidence of negative health outcomes connected to the collision of residential land use and transportation infrastructure.
The Boston Globe
March 22, 2016, 10am PDT
The South Coast Air Quality Management District is in the news again, this time for going too easy on the region's big polluters—just what staff had warned would happen before the board fired its well-respected executive director.
Los Angeles Times
March 10, 2016, 11am PST
New Republican majority of SCAQMD voted to adopt oil industry-backed emissions rules on refineries and other major pollution sources
Los Angeles Times
March 3, 2016, 7am PST
The long-time executive director of the South Coast Air Quality Management District, Barry Wallerstein, may be removed to make the powerful regulatory agency more business-friendly. The board meets in closed-session on Friday.
Los Angeles Times
February 29, 2016, 1pm PST
Schools can do more to reduce the environmental threat posed by idling cars during drop-off or pick-up. School districts could also improve their buses with that aim in mind.
Streetsblog USA
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.
The Washington Post
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.
Bloomberg Business
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.
EPA Connect
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
The Guardian Cities
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.
City Observatory
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.
Metro Magazine
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.
CityLab