January 8, 2018, 10am PST
In just his first year, the high-profile and controversial cabinet member “has begun to dismantle former president Barack Obama’s environmental legacy.”
November 30, 2017, 2pm PST
Ozone pollution is worsening in five counties in Southern California, and the Air Quality Management District doesn't know why.
February 6, 2017, 1pm PST
Beijing promises "extraordinary" measures to reduce pollution in the infamously smoggy city.
March 9, 2015, 7am PDT
Too often we report on new studies showing how air pollution worsens public health, often causing premature death. For a change, here's a study showing how efforts to improve air quality in Southern California have boosted public health in children.
December 14, 2014, 11am PST
Arguably just as important than the sales of new vehicles, e.g., hybrids and EVs, are the consequences of not buying new cars.
May 1, 2014, 5am PDT
In a huge and perhaps unexpected win for the EPA, the Supreme Court on April 29 reversed an appellate court panel ruling that had rejected their attempt to regulate interstate air pollution caused by about 1,000 coal-fired power plants in 28 states.
The Wall Street Journal - Politics and Policy
March 19, 2014, 6am PDT
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.
March 17, 2014, 7am PDT
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?
The New York Times - Europe
January 29, 2014, 8am PST
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?
January 11, 2014, 5am PST
The admission is the first from a Chinese official that puts a human cost on the country's huge air pollution problem, largely stemming from coal-burning power plants. But Shanghai had good news this week too. Rain brought blue skies and clean air.
December 9, 2013, 5am PST
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.
October 21, 2013, 2pm PDT
With particulate pollution levels well over 20 times the amount deemed safe, and visibility reduced to less than 30 feet, a choking smog brought the northeast Chinese city of Harbin to a standstill Monday.
April 8, 2013, 10am PDT
The EPA's newly proposed rules to reduce sulfur in gasoline may have the perverse effect of making alternative vehicles, that is, those that don't run on gasoline, less competitive with conventional vehicles and ensure that we remain addicted to oil.
The New York Times - Energy & Environment
March 29, 2013, 10am PDT
After 15 months of 'regulatory limbo,' a proposal to require lower-pollution vehicles and cleaner gasoline nationwide (matching a standard already in place in California) is being advanced by the Obama administration.
March 28, 2013, 12pm PDT
A new building at a Mexico City hospital has been screened with an advanced, and quite attractive, tile that breaks down the harmful pollutants in smog into less toxic substances, reports Zak Stone.
September 30, 2011, 9am PDT
A promotion by Shell Oil and Lucky supermarkets conflicted with a regional alert to reduce driving due to an ozone alert. Motorists lined up in the morning for free gasoline at a San Francisco Shell station during a 'Spare The Air' Day on Sept. 28.
The San Francisco Examiner
September 3, 2011, 7am PDT
President Obama has directed EPA Administrator Lisa Jackson to drop proposed regulations that would have reduced ozone (smog), handing a victory to Republicans and industry that had opposed them, to the dismay of the environmental community.
March 12, 2011, 1pm PST
Unhealthy, smog-filled air has struck an unsuspecting locale: rural Wyoming.
September 21, 2010, 11am PDT
Hong Kong and Singapore are two thriving, rival Asian cities. But when evaluated in terms of livability, Hong Kong was rated #71 while Singapore scored #28. Singapore's cleaner air was considered a major factor. Hong Kong is making changes.
April 29, 2010, 6am PDT
In terms of smog, metropolitan Los Angeles is still the worst city in the United States. In fact, all 10 of the smoggiest counties are in California, according to an annual report from the American Lung Association.