Chak K. Chan Division of Environment, Department of Chemical Engineering, and Institute for the Environment Hong Kong University of Science and Technology Clear Water Bay, HONG KONG1 Chak K. ChanDivision of Environment,Department of Chemical Engineering, andInstitute for the EnvironmentHong Kong University of Science and TechnologyClear Water Bay, HONG KONG Download PDF : presentation_S7_Prof_Chak_K_Chan
Posts on ‘December 19th, 2011’
UK admits breach of EU pollution laws
http://www.euractiv.com/climate-environment/uk-admits-breach-eu-pollution-laws-news-509785 With seven months to go before the London Olympics, the British government has admitted in court that it violated European Union air quality laws by missing deadlines to address high levels of urban pollution. Lawyers for the UK environment secretary, Caroline Spelman, acknowledged the failure to meet the EU Air Quality Directive’s requirements in a complaint [...]
EU adopts stricter air quality rules
http://www.euractiv.com/climate-environment/eu-adopts-stricter-air-quality-rules-news-219762 The EU Council of Ministers has endorsed a new directive setting binding EU-wide limits for fine particle emissions, which cause respiratory diseases thought to reduce European life expectancy by up to three years. The new EU air quality directive was approved on 14 April 2008, following an agreement reached by the Council and the Parliament [...]
Study finds link between air pollution and increase in DNA damage
http://www.clickgreen.org.uk/research/data/122968-study-finds-link-between-air-pollution-and-increase-in-dna-damage.html A study in the Czech Republic has found a link between exposure to certain air pollutants and an increase in DNA damage for people exposed to high levels of the pollution. They found that breathing small quantities of a polycyclic aromatic hydrocarbon (PAH), called benzo[a]pyrene (B[a]P), caused an increase in the number of certain ‘biomarkers’ in DNA [...]
Lethal fine particulate matter emissions need urgent regulation – not prevarication
Download CTA letter to Legco Members : CTAPM2.5news PM2 5 Allstns (2011) Middleton (2)
The characteristics of PM2.5 in Beijing, China
Abstract Weekly PM2.5 samples were simultaneously collected at a residential (Tsinghua University) and a downtown (Chegongzhuang) site in Beijing from July 1999 through September 2000. The ambient mass concentration and chemical composition of the PM2.5 were determined. Analyses included elemental composition, water-soluble ions, and organic and elemental carbon. Weekly PM2.5 mass concentrations ranged from 37 [...]
Residents cry foul at city’s blue skies boast
South China Morning Post – 19 Dec. 2011 Microbloggers liken Beijing authorities’ claims of decreasing air pollution to an April fool’s day joke Beijing’s environmental authorities said yesterday that air quality in the capital city in 2011 was better than during the Olympics year of 2008, and that they had already met their target of [...]