Tropospheric Air Pollution: Ozone, Airborne Toxics, Polycyclic Aromatic Hydrocarbons, and Particles potx

... addition,OH, NO 3 , andO 3 are shown to play a central role in the formation and fate of airborne toxic chemicals, mutagenic polycyclic aromatic hydrocarbons, and fine particles. Tropospheric air pollution ... Stockwell and D. Kley, Ber. Forschung- szentrum, Ju¨ lich. Ju¨l, 2868 (1994). 14. D. Brocco et al., Atm. Environ. 31, 557 (1997). Tropospheric Air Pollution: O...

Ngày tải lên: 15/03/2014, 20:20

... [Smith 1996]. European National and International standard methods 62. Several standard methods exist and these are summarised in Figure 4: European and National Standard Methods. In view of the ... PAH and greater) adsorbed onto the surface of airborne particles. As alkyl PAH and PAH derivatives contribute to the signal also, it is not specific. Comparison tests between this met...

Ngày tải lên: 17/02/2014, 11:20

... A. 1991. Polycyclic aromatic hydrocarbons and mutagens in ambient air particles sampled in Thessaloniki, Greece. Environ. Toxicol. Chem. 10: 999-1007. Ambient Air Pollution by Polycyclic Aromatic Hydrocarbons ... Criteria 202, Selected Non-heterocyclic Aromatic Hydrocarbons, 1998 and NIST Special Publication 922, Polycyclic Aromatic Hydrocarbon Structure Index, Lane...

Ngày tải lên: 15/03/2014, 16:20

... aspects of household energy supply and utilization, and should include assessment of pollution and exposure reductions, fuel efficiency and impact on the local and global environment, safety, capacity ... Anderson HR. Chronic lung disease in the Papua New Guinea highlands. Thorax , 1979, 34: 647–653. 45. Anderson HR. Respiratory abnormalities and ventilatory capacity in a Papua Ne...

Ngày tải lên: 17/02/2014, 22:20

... groups: coarse particles and fine particles. The barrier between these two fractions of particles usually lies between 1 µm and 2.5 µm. However, the limit between coarse and fine particles is ... e.g. “inhalable particles , which pass into the upper airways (nose and mouth), and “thoracic particles , which deposit within the lower respiratory tract, and “respirable par...

Ngày tải lên: 17/02/2014, 11:20

... on ambient air quality and cleaner air for Europe. OJ L 152, 11.6.2008, p.1. 9 Ozone air pollution in summer 2009 Air pollution by ozone across Europe during summer 2009 2 Ozone air pollution ... the EEA air quality database AirBase, and the summer 2008 data submitted under Directive 92/72/EEC on air pollution by ozone. Data stored in AirBase are validated, whereas the 20...

Ngày tải lên: 06/03/2014, 16:20

... France and Switzerland, and to rise in Scandinavia and the British Isles. Human exposure to ozone during the winter is reduced because more time is spent indoors. Building structures and slow ... numbers of ozone- and PM 10 -related deaths in the summers of 2000, 2002 and 2003 in the Netherlands HEALTH RISKS OF OZONE FROM LONG-RANGE TRANSBOUNDARY AIR POLLUTION10 air pollu...

Ngày tải lên: 06/03/2014, 16:20

... Rate PM 2.5 =particulate matter Air Pollution and the Health of New Yorkers: The Impact of Fine Particles and Ozone 1 9 I Air Pollution and the Health of New Yorkers: The Impact of Fine Particles and Ozone Overall, ... Program and housing unit data obtained from the New York City Department of City Planning. Air Pollution and the Health of New Yorkers: The Impact of Fi...

Ngày tải lên: 06/03/2014, 16:20

... reduce air pollution and meet Clean Air Act standards. This final rule replaces EPA’s 2005 Clean Air Interstate Rule (CAIR). A December 2008 court decision found flaws in CAIR, but kept CAIR ... and NO X emissions. By reducing emissions in upwind states, the rule improves PM 2.5 air quality in downwind states and helps them attain and maintain the 24-hour PM 2.5 air...

Ngày tải lên: 06/03/2014, 19:20

... sectors on land, air and sea. b Including oil/iron/steel production, non-ferro, pulp and paper, construction, waste incineration. c Forest and savanna fires, agricultural waste burning. MOZAIC aircraft ... where European Union air quality standards are violated throughout the year. Long- distance transports of air pollution from Europe and the Mid- dle East, natural emissions an...

Ngày tải lên: 23/03/2014, 02:20