By World Health Organization
This e-book provides revised guide values for the 4 most typical air toxins - particulate topic, ozone, nitrogen dioxide and sulfur dioxide - in keeping with a contemporary overview of the amassed clinical proof. the explanation for number of every one instruction price is supported by means of a synthesis of knowledge rising from learn at the healthiness results of every pollutant. for that reason, those directions now additionally observe globally. they are often learn along side Air caliber instructions for Europe, 2d variation, that is nonetheless the authority on instruction values for all different air toxins.
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Additional resources for Air Quality Guidelines: Global Update 2005
8. Thomas SB, Harrison RM. Human health impacts of air pollution emission from transport. In: Hester RE, Harrison RM, eds. Issues in environmental science & technology, Vol. 20. Cambridge, Royal Society of Chemistry, 2004. 9. Goodwin JWL et al. UK emissions of air pollutants 1970 to 2000. National Atmospheric Emissions Inventory, 2002. 10. Goodwin J, Mareckova K. Emissions of atmospheric pollutants in Europe, 1990–1999. Copenhagen, European Environment Agency, 2002 (Topic Report 5/2002). 11. National air quality and emissions trends report, 1999.
Typically some 6–10 individual source types can be identified through their chemical profiles. Table 2 illustrates the source apportionment of PM in Fig. 5. Emissions of nitrogen oxides from road transport in London, 1999 0–10 tonnes 10–30 tonnes 30–50 tonnes 50–100 tonnes 100–200 tonnes Source: Air Quality Expert Group (7). 24 AIR QUALITY GUIDELINES Table 2. 7 – – Source profile Coarse particles Fine particles Source: Begum et al. (15). Bangladesh as determined in a receptor modelling study (15), and Fig.
Ranges of concentrations at rural, urban and traffic stations in Europe, based on data for 2001 Ozone 80 Traffic Urban Traffic 0 Rural 40 Rural Traffic Rural Urban Traffic Rural Urban Traffic 0 Rural 20 Ozone max. 26 120 Urban 40 160 PM10 max. 36 Traffic Short-term mean (10th–90th percentiles) (μg/m3) 60 Urban Annual mean (10th–90th percentiles) (μg/m3) 80 Nitrogen dioxide max. 19 Rural PM10 Urban Nitrogen dioxide Max 19: 19th highest one-hour average concentration of nitrogen dioxide measured during the year.
Air Quality Guidelines: Global Update 2005 by World Health Organization