ENV100Y5 Lecture : env100 note 50.docx

• School: UTM
• Department: Environment
• Course: ENV100Y5
• Professor: murk

Document Summary

Fossil fuel use has environmental, supply, and strategic implications. Implications of continued fossil fuel dependency: 1. Coal mining harms human health: subsurface mining is harmful to human health. Ontario ministry of environment, coal-fired electricity generation in. Impacts of air pollution* on human health in ontario, year 2000: 1,900 premature deaths, 13,000 emergency room visits, billion in direct costs to taxpayers, projected to worsen. *all air pollution, not just pollution associated with power generation. Ontario medical association, 2005 the illness costs of air pollution. Oil and gas extraction and transport can alter the environment: road networks, extensive infrastructure, housing for workers, access roads, transport pipelines, waste piles for removed soil, ponds constructed for collecting toxic sludge that remains after oil removed. Hubbert"s peak: geologist m. king hubbert predicted that oil production would peak around 1970, will we run out of fossil fuels , strategic concerns: some nations depend on foreign energy, we are vulnerable to supplies becoming unavailable or expensive.