000 01887cam  2200349za 4500
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008181009s2018    quc     o    f000 0 eng d
020 |a9780660280530
040 |aCaOODSP|beng
043 |an-cn---
0861 |aEn4-144/57-2018E-PDF
24500|aCanadian environmental sustainability indicators |h[electronic resource] : |bair quality.
24630|aAir quality
260 |aGatineau, QC : |bEnvironment and Climate Change Canada, |c2018.
300 |a113 p. : |bfigures.
500 |aIssued also in French under title: Indicateurs canadiens de durabilité de l'environnement : qualité de l'air.
500 |aCover title.
500 |aIssued also in HTML format.
504 |aIncludes bibliographical references.
520 |a"Air quality problems such as smog and acid rain result from the release of pollutants into the atmosphere. The majority of these pollutants come from human activities, such as transportation, the burning of fuels for electricity and heating, and industry. Natural sources such as forest fires can sometimes be substantial. Air pollutants cause adverse health and environmental effects"--p. 8.
69207|2gccst|aEnvironmental indicators
69207|2gccst|aAir pollution
7101 |aCanada. |bEnvironment and Climate Change Canada.
77508|tIndicateurs canadiens de durabilité de l'environnement |w(CaOODSP)9.862913
794 |tCanadian environmental sustainability indicators : |w(CaOODSP)9.894928
795 |tCanadian environmental sustainability indicators |w(CaOODSP)9.822339
85640|qPDF|s4.18 MB|uhttps://publications.gc.ca/collections/collection_2019/eccc/En4-144-57-2018-eng.pdf
8564 |qHTML|sN/A|uhttps://www.canada.ca/en/environment-climate-change/services/environmental-indicators/air-quality.html