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Lecture 2

Lecture 2 Notes

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University of Toronto Scarborough
Environmental Science
Jovan Stefanovic

Lec 1: so we have problems...environmental problems, like no other population before, we have fixed more nitrogen than the world combined and we have a 30% increase in co2 since the industrial revolution. We are the cause of bird and amphibian extinctionthier extinction is due to environmental factors which in turn the environmental hazards thta can affect our health. More than ever before our environmental crisis has now become GLOBAL at this era. The two factors that are tha main cause to all environmental degradation are are population growth AND Industrialization. However the rate of industrializastion has by far, increased than the population growth. This is bad coz increase in doubled concentration of methane(green hse gass) & CFCs-> long-lived ozone destroying. We also emitted sulphur and nitrogen cuases acid rain Ecosystem health- humans are participants in complex eco-systems and their potential for health is propotional to the health function of the ecosystem. Health effects from environment are indirect
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