EESA11H3 Lecture Notes - Lecture 2: Trihalomethane, Essure, Great Smog Of London
15 Feb 2017
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Section i: criteria ( or principle) air pollutants. Difficulties in setting and complying with o3 standards. Why so2 and its acid aerosols are of concern. Why nox gases and their acid aersols are of concern. Why pm is of concern and which particles are of most concern. Sources of pm10 and pm2. 5 and environmental fate. Understand issues and concerns relating to the air quality. Describe the impacts of human activities on the atmosphere. Appreciate the complexity and interrelatedness of atmospheric issues. Salt lake city january 2013 = 2013 75 ug/m 3. Air quality in beijing: today less than 30 ug/m 3. January 12 2013 it was greater than 800 ug/m3. Our atmosphere consists mainly of oxygen and nitrogen gases. The troposphere is the lower layer of the atmosphere which starts at the earth"s surface. The stratosphere air temperature increases with height due to sunlight absorption by ozone.
