May 17, 2017, 11am PDT
While the study stems from research that found Volkswagen diesel cars had used 'defeat devices' to pass emissions tests, the new study points to inadequacies in the tests themselves, resulting in 50 percent higher pollution than testing permits.
The International Council on Clean Transportation
April 27, 2017, 8am PDT
Come November 1, gasoline and diesel taxes will increase by 12 and 20 cents per gallon, respectively, in California, providing badly needed revenue to repair roads, bridges, and improve transit, but truck pollution loophole will still foul the air.
April 23, 2017, 7am PDT
The California Air Resources Board has petitioned the U.S. EPA to adopt more stringent emissions standards for locomotives in order to improve air quality at rail yards, many of which are located adjacent to disadvantaged communities.
January 24, 2017, 12pm PST
We all know that pollution, like tobacco, kills! We also know that diesel fuel is extremely dirty. Unfortunately, until a few years ago, the automobile industry had deceived us into believing that diesel was as clean or cleaner than gasoline.
January 6, 2017, 5am PST
The capital of Catalunya is suffering from persistent high pollution due to car density and the largest number of motorcycles in Europe. City administrators, aware of the situation, have been unwilling to take any action that would upset drivers.
November 21, 2016, 1pm PST
Since the U.K. government has done nothing to make Volkswagen pay for Dieselgate, Sadiq Khan, the Mayor of London, is asking VW to come up with 2.5 million pounds ($3 million) to compensate the city and its residents for the 80,000 diesel cars fitted
March 11, 2016, 7am PST
Those Volkswagen cars fitted with the cheat device are a health hazard to city residents. Actually all diesel vehicles are. But the fact that those cars are effectively polluting over 40 times the legal limit means we should take immediate action
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 4, 2016, 9am PST
When the public learns that freeway pollution discriminates against nearby residents with devastating health consequences, the tide of public opinion will finally turn against the automobile—a call to action by Bill Adams.
January 7, 2016, 7am PST
It's easy to focus on the sensational headlines based on the fraud committed by Volkswagen, but doing so masks the deadly and ongoing problems of diesel emissions plaguing the world's densely populated cities.
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 21, 2015, 2pm PST
It took an act of the Supreme Court for India to address the incredibly unhealthy levels of particulate matter in New Delhi. New rules are aimed at diesel cars, SUVs, and taxis. In Beijing, pollution triggered a red alert for only the second time.
The New York Times - Asia Pacific
November 29, 2015, 5am PST
Matthew Pencharz, Deputy Mayor for Environment & Energy for the Greater London Authority, does not see diesel as the right technology for driving in the city. Also blames the European Commission for for being too lenient with emission standards
October 18, 2015, 5am PDT
Two separate New York Times articles examine cars powered by electricity in Norway and diesel fuel in Britain and Western Europe in the wake of Volkswagen's emissions scandal. A critic of the Norway's e-car subsidies subtly ties the two together.
September 25, 2015, 1pm PDT
Amidst the bad publicity coming from Volkswagen's engineered fraud on diesel emissions testing comes good news from California Air Resources Board: The cancer risk from airborne toxins, most of which come from burning diesel fuel, dropped 76 percent.
California Air Resources Board
December 16, 2014, 12pm PST
Parisian clean air politics turn out to be something of a class issue, even for a socialist mayor. The plans are seen as penalizing low income Parisians while benefiting elitist city dwellers who dislike traffic, overshadowing public health benefits.
March 24, 2014, 6am PDT
Thanks to the 2010 federal requirement of ultra-low sulfur diesel fuel and new Tier 4 emissions standards by the EPA, particulate emissions from non-road diesel engines, including agricultural and construction equipment, have been reduced by 99%.
Environmental Health News
February 18, 2014, 10am PST
So much for switching from diesel fuel to natural gas to protect the environment. A new report concludes that it is best to stick with oil-based fuels because methane leakage from natural gas is much greater than currently estimated.
The New York Times - U.S.
October 27, 2013, 1pm PDT
Nonunion truckers at the Port of Oakland are on a work-stoppage over both work rules and compliance with a 2008 CARB diesel regulation requiring drayage trucks to be 2007 or newer. They want a year extension and more funding to assist in compliance.
October 9, 2013, 10am PDT
Thanks to a Calif. law implemented in 2008 requiring ocean-going ships to switch from high-sulfur bunker fuel to cleaner fuels within 24 miles of the coast, Bay Area air quality significantly improved by reducing deadly particulate emissions.