Human Health and Environment - Lec 2: Airborne Hazards (with powerpoint notes and diagrams)

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Environmental Science
Jovan Stefanovic

HUMAN HEALTH AND ENVIRONMENTLec 2 Airborne Hazards and Human Health Case Study 1 London Smog 19521800s Industrial Revolutionincrease in techonology people more from rural to urbanstart of air pollutionthere was air pollution before this period but the atmosphere and air was able to cope w this amounthuge impact of air pollution didnt happen until 1950sLondon smog happened in 1952first even that indicated air pollutiontemperature was unusually cold that ear which required intensive heating of homestechnology and to heat homes relied on coalspecifically soft coal which has sulfurburning of sulfur released SO sulfur 2dioxidedue to the cold weather moist and stagnant air SO hung in the 2air and it lasted 67 daysit was very difficult of people to drive people were choking due to sulfuric acidnothing could or was donejust waited until it ended4000 people in a span of 4 days died due to the adverse effect of sulfur and sulfuric acidthe number of deaths were strongly correlated w SOand smoke2 the British implemented the British Clean Air Act after this eventone of the first to implement such a lawfirst actionreplace coal w other sources of energyCase Study 2 Indonesian Fires 1997
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