Air Pollution

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.
Mar 19, 2015   New Climate Economy
According to a new EIA report, the cost advantages of liquefied natural gas make it an attractive alternative to diesel fuel for major U.S. freight railroad companies. Hybrid diesel-electric locomotives on order for 5 states will power HSR routes.
Apr 16, 2014   Progressive Railroading
In September, 2011 the above title read two million. Figures from both years are based on reports from the World Health Organization, a United Nations agency. Is air quality getting worse, or are more deaths being attributed to air pollution?
Mar 30, 2014   The Atlantic Cities
Unlike the U.S., most passenger vehicles in Europe run on diesel fuel, not gasoline, and from a public health perspective, diesel emissions can severely exacerbate particle pollution during weather inversions like the one Paris is now experiencing.
Mar 19, 2014   The Atlantic Cities
We've come to expect hight air pollution levels in Beijing and other Asian cities with high traffic levels and surrounded by dirty coal plants, but not in cities using emission-free nuclear energy and lots of bikes and mass transit. So why Paris?
Mar 17, 2014   The New York Times - Europe
A new report points to the 10-15% of vehicles in California that cause half the smog caused by light duty vehicles. Rather than urban strategies such as transit or TOD, the authors support improving the vehicle retirement and replacement program.
Mar 9, 2014   Napa-Solano Times-Herald
Chinese and Indian cities are known for having some of the most polluted air in the world. You've likely heard about Beijing's severe smog; but in Delhi, where pollution levels are regularly higher, the hazardous air gets little notice. Why?
Jan 29, 2014   The New York Times
Petroleum coke or petcoke, similar to coal, is a nasty though salable byproduct of the oil refining process. Produced from refining tar sands crude in Indiana refineries, it is stored in huge piles in Chicago, blowing dust in the Southeast Side.
Dec 28, 2013   NPR Morning Edition
Concerned that a controversial "good neighbor rule" doesn't go far enough in keeping dirty air from wafting over the East Coast, governors of eight states are petitioning the EPA to enforce stricter pollution standards on their Midwestern neighbors.
Dec 9, 2013   The New York Times
Off-the-chart smog levels recorded on Friday in China’s second largest city put its 30 million residents at risk and has authorities urging people to stay indoors.
Dec 9, 2013   The Huffington Post
Motivated in part by the E.P.A.'s proposed rules to reduce power plant emissions, Minn. Power is burning a greener variety of coal by adding wood to the fuel, helping to meet its renewable power goal and reduce conventional air pollutants and CO2.
Nov 4, 2013   The New York Times - Business Day