smog level News

  • Smog at extremely hazardous levels in Shanghai

    Shanghai authorities ordered schoolchildren indoors and halted all construction Friday as China's financial hub suffered one of its worst bouts of air pollution, bringing visibility down to a few dozen meters, delaying flights and obscuring the city's spectacular skyline. The financial district was shrouded in a yellow haze, and ...


    By Associated Press

  • Stronger Standards for Smog Proposed

    Washington, D.C. - EPA is proposing to strengthen the nation's air quality standards for ground-level ozone, revising the standards for the first time since 1997. The proposal is based on the most recent scientific evidence about the health effects of ozone -- the primary component of smog. 'Advances in science are leading to cleaner skies and healthier lives,' ...

  • EPA strengthens smog standard

    The United States Environmental Protection Agency today proposed the strictest health standards to date for smog. Smog, also known as ground-level ozone, is linked to a number of serious health problems, ranging from aggravation of asthma to increased risk of premature death in people with heart or lung disease. Ozone can even harm healthy people who work and play outdoors. The agency is ...

  • A Smarter Solution to Smog

    Last year, Beijing’s concentration of fine particulate matter (PM 2.5) averaged nearly four times the World Health Organization’s recommended safe level of 25 micrograms per cubic meter. On bad days this January, that number soared to over 600. It’s safe to say factories, power plants and automobile usage in the region are leaving the city’s 20 million residents smothered ...


    By Ensia

  • Communities reduce smog ahead of schedule

    EPA plans to designate 13 areas as attaining the 1997 8-hour ozone standard under Early Action Compact agreements. EPA is proposing this action because each of the areas has demonstrated that they attained the standard by Dec. 31, 2007. Early Action Compacts give certain local areas the flexibility to develop their own approach to meeting the 8-hour ozone standard, provided the communities ...

  • China’s smog war moves to courts

    China’s courts are to widen the range of offenses that constitute “environmental crimes” to make it easier to take legal action against polluters, a senior judiciary official told a news conference yesterday. The new rules could allow prosecutors to take on persistent offenders in northern China’s Hebei Province, which was engulfed in heavy smog last week despite being on ...


    By Camfil Ltd

  • Breathing easier: Cap and trade lowers smog levels in eastern United States

    More than 102 million Americans are breathing cleaner air due to decreases in smog-forming emissions of nitrogen oxides (NOx) according to the NOx Budget Trading Program annual report. The 2007 summertime NOx emissions from power plants and industrial sources were down by 60 percent compared to 2000 levels and 74 percent below 1990 levels in 20 eastern states and the District of Columbia. The ...

  • Cap and trade program lowers smog levels in eastern united states

    EPA released a report showing that more than 103 million Americans breathe cleaner air thanks to a cap and trade program that reduces smog-forming emission of Nitrogen Oxides (NOx). The 2008 NOx Budget Trading Program Annual Report, covering 20 eastern states and the District of Columbia, shows the summertime NOx emissions from power plants and large industrial sources were down by 62 percent ...

  • EPA to propose stricter smog standard

    Coming full circle on a campaign promise, the Obama administration will propose Wednesday to reduce the amount of smog-forming pollution allowed in the air, which has been linked to asthma, lung damage and other health problems. The stricter standard makes good on a pledge President Barack Obama made during his first campaign for the White ...


    By Associated Press

  • EPA announces it will reconsider national smog standards

    U.S. Environmental Protection Agency Administrator Lisa P. Jackson today announced the agency would reconsider the 2008 national smog standards to ensure they are scientifically sound and protective of human health. Smog, which is also known as ground level ozone, has been linked to asthma and other respiratory illnesses. “This is one of the most important protection measures we can take to ...

  • Early Smog Reductions in 14 U.S. Communities

    Fourteen communities across the United States remain ahead of schedule in the effort to reduce ground-level ozone -- or smog -- as part of a program that encourages steps to protect air quality. The progress these areas have made under EPA's Early Actions Compacts program puts them on track to meet clean air requirements one to two years sooner than required. Early Action Compacts provide a ...

  • Brief smog exposure linked to premature death

    Exposures of less than 24 hours to current levels of ground-level ozone in many areas are likely to contribute to premature deaths, finds a new US National Research Council report. Ozone, a key component of smog, can cause respiratory problems and other health effects. In addition, evidence of a relationship between exposures of less than 24 hours and mortality has been mounting, but ...

  • Poland’s anti-smog battle turns political

    Many areas in Poland spent a lot of January under a choking smog, as a result of residential coal health and diesel cars, polluting the air and impacting health. HEAL in Poland has commented on opportunities and dangers of government proposals to improve the situation.  Increasing levels of smog in Poland have triggered a new public debate: the issue has dominated the news, ...

  • Particulates, Smog Targeted in European Clean Air Strategy

    BRUSSELS, Belgium, September 22, 2005 (ENS) - The European Commission Wednesday proposed a formal strategy for achieving improvements in air quality across Europe. The thematic strategy on air pollution aims by 2020 to cut the annual number of premature deaths from diseases related to air pollution by almost 40 percent from the 2000 level and to reduce the area of forests damaged by airborne ...

  • Beijing issues 2nd smog red alert of the month

    China's capital Beijing issued its second smog red alert of the month on Friday, triggering vehicle restrictions and forcing schools to close. A wave of smog is due to settle over the city of 22.5 million ...


    By Associated Press

  • Beijing adopts new smog emergency measures

    Beijing is seeking to tame the spikes in its infamous smog by preparing emergency measures such as factory shutdowns and traffic limits to kick in when air pollution levels are especially heavy. The city government said Tuesday the strictest emergency measures will take effect when the pollution index for fine particulate matter, PM2.5, is ...


    By Associated Press

  • Knoxville, TN now meets smog standards

    Today, the United States Environmental Protection Agency (EPA) has announced that the Knoxville area meets the 1997 federal ozone standard. The Knoxville area includes the following counties: Anderson, Blount, Jefferson, Knox, Loudon, and Sevier Counties in their entireties, and the portion of Cocke County that falls within the boundary of the Great Smoky Mountains National Park. "We commend ...

  • Ontario continues to call for stricter US smog rules

    Ontario is continuing its opposition to new, weak US ozone standards by supporting legal action against the US Environmental Protection Agency (EPA). On Friday, Ontario advised the US Court of Appeals for the District of Columbia Circuit in Washington, D.C. that it will file an amicus brief in the ozone standards case now before the court.  The brief will lay out Ontario’s concerns about the ...

  • Smog Today or Climate Change Tomorrow: The Chinese Dilemma

    China has to balance the health and welfare of its citizens today with longer range impacts of climate change. McIlvaine has a number of services which shed light on the resolution of this difficult choice. One is N049 Oil, Gas, Shale and Refining Markets and Projects. In this service, McIlvaine is following the very ambitious ...


    By The McIlvaine Company

  • Tracking down the menace in Mexico City smog

    A new report by scientists who are part of the international MILAGRO Campaign indicates that some of the most harmful air pollution in Mexico City may not come from motor vehicles but instead originates with industrial sources – and that the culprit may be garbage incineration. The MILAGRO Campaign (Megacity Initiative: Local and Global Research Observations) monitored air quality in the Mexico ...


    By US Department of Energy

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