EESA10H3 Lecture Notes - Lecture 2: Indoor Air Quality, Lake Toba, Smog
Document Summary
Case #1: london smog, 1952: a man guides a london bus through thick fog with a flaming torch during the 1952 great. Smog: the smog was the result of coal burning, the average smoke and sulphur dioxide levels for 12 london sites and the relationship with deaths recorded during the smog period in december 1952. Impact on britain governments released clean air act (reduce amount of coal, use filter) influenced other governments too still not satisfied (need cleaner air) Ers-sar images: slash and burn clear cut some areas (trees) burn plant materials, and clear land to use land couple years until fertile and moved to another place. Sources of outdoor air pollution: natural sources (ex: volcanoes, human sources (stationary (ex: industries) and mobile (ex: vehicles), we will cover mostly primary and ozone in secondary. Air pollution from burning fossil fuels: two types of burning: internal combustion (ex: inside a vehicle gas, external burning (ex: coal mercury or lead)