Edexcel A level Geography Energy Final Review Exam Fully Solved 100% 2024.
Tar Sands case study facts - Answer Located in northern Alberta, north of Edmonton. Fort McMurray area. Large deposits of bitumen or very heavy crude oil. -Estimated to contain 1.7 trillion barrels of bitumen - growth potential, only 5% extracted so far. -second largest oil field in the world -economically viable to extract at today's prices - provides jobs for locals, especially native americans -keeps oil prices low -Canada is a stable source -GHG emissions potentially reduced by CCS. -Enormous GHG emissions, Alberta ha 10% of Canada's population but has the largest CO2 emissions of all the provinces -heavy on water use. 3:1 ratio barrels water to oil -water pollution of 3mil gallons of toxic runoff a day -destructive to habitats and ancestral land. Noise pollution in addition to smell. -destructive to local boreal forest -important carbon sink. US fracking - Answer -Increased earthquakes in Colorado, Ohio, Oklahoma, Arkansas. 3.0+ mag earthquakes up from 21 p/a pre 2000 to 300 p/a post 2010. -drilling has disrupted wildlife and habitats, loss of vegetation. -Huge potential for oil spills. -visual pollution -produces CH4 emissions. -toxic chemicals, dust, haze pollute local area and waterways. -fracking contaminated aquifiers, increased rates of cancer, congenital defects in local children.
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- Subido en
- 12 de marzo de 2024
- Número de páginas
- 5
- Escrito en
- 2023/2024
- Tipo
- Examen
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- Preguntas y respuestas
