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Energy & Housing
Why do we care about the size of houses?
• Electrical consumption (light & appliances)• Heating/Cooling needs• Water heating• Cooking• Commuting
Electrical Generation in the US
Percentage of Use
CoalNatural GasNuclearHydropower Other RenewableBiomass Geothermal Solar WindPetroleumOther Gases
Electrical Generation in CO
Type Plants Units
Summer Net Dependable
Capacity in Megawatts (MW)*
Coal 13 27 7,597
Natural gas 27 69 6,758
Nuclear 2 3 1,594
Hydro 26 79 377
Diesel/Oil 2 14 383
Refuse-derived fuel 3 6 52
Wind 3 238 42*
Solar 4 4 0.01
Total 77 owned generating plants
440 16,785
Country Total EmissionsPer Capita Emissions
(Tons/Person)
1. China 6534 4.91
2. United States 5833 19.18
3. Russia 1729 12.29
4. India 1495 1.31
5. Japan 1214 9.54
6. Germany 829 10.06
7. Canada 574 17.27
8. United Kingdom 572 9.38
9. Korea, South 542 11.21
10. Iran 511 7.76
What is a carbon footprint?
The amount of carbon dioxide and other carbon compounds emitted due to the use of fossil fuels by a person.
Carbon Footprint Review
Calculating your Carbon Footprint
5 Things…
1. What factors (behaviors) contribute to the calculation of your carbon footprint?
2. What is the biggest factor in your personal carbon footprint?
3. What is your carbon footprint?4. What could you do to reduce your carbon
footprint?5. How does this relate to the micro-house project?
The Effects of Increased CO2 Emissions
• Carbon Cycle– Where on Earth is Carbon?– How and when does the carbon move– How does CO2 behave in the atmosphere?
• Global Warming– Case Study: Greenland Ice Sheet Melting– An Inconvenient Truth
• Has politics gotten in the way of science?
• Sea-Level Rise– Greenland Ice Sheet –vs- Arctic Ocean– The Island President
• Climate Change• Loss of Bio-Diversity
