Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
18 Cards in this Set
- Front
- Back
|
List 3 disadvantages of using ecological footprint as an indicator |
1. Does not show relative important of different types of resources 2. Does not evaluate social and economic dimensions of sustainability 3. Does not predict future trends in resource consumption |
|
|
List advantages of using ecological footprint as an indicator |
1. Holistic representation of the different types of resources (e.g. grazing land, carbon footprint, fishing ground) 2. Allows for fair comparison between countries |
|
|
OPEC |
Organization of the Petroleum Exporting Countries - 40% of world's oil - Fixed prices |
|
|
Global production of different types of energy |
|
|
|
Global consumption of oil by region |
|
|
|
Name examples of oil spills |
1. Exxon Valdez, grounded in Alaska 2. Deepwater Horizon Spill, gulf of Mexico |
|
|
Environemtnal impacts of the Exxon Valdez Oil Spill |
1. Large area affected - 1/4 million barrels spilt oil - 25,000 km2 ocean 2. Decreased biodiversity - 35,000 seabirds found dead - 10,000 otters - 16 whales - 147 bald eagles |
|
|
Economic impacts of the Exxon Valdez Oil Spill |
1. Clean up costs - $2 billion 2. Fising industy - $5 billion lost - 34,000 fishermen affected |
|
|
Reasons for Sahara as Europe's solar energy source
|
1. 0.3% of light falling on Sahara and Middle East can meet all of Europe's energy needs 2. Panels in Sahara produce 3x more energy than Europe |
|
|
Impacts of producing solar energy from Sahara |
1. Algeria will export 6,000 megawatts to Europe by 2020 2. 100 gigawatts energy will be produced 3. €450 billion investment |
|
|
How long would coal and oil reserves last? |
Coal: 300 years Oil: 50 years |
|
|
List instances of nuclear power disasters |
1. Three Mile Island (USA, 1976) 2. Chernobyl (Soviet Union, 1986) |
|
|
How much energy can nuclear power supply? |
40% of EU's energy consumption |
|
|
List social advantages of the Three Gorges Dam in China |
1. Reduce Chinese dependency on coal - save 200 million tonnes carbon annually 2. Energy supply for economic development - 13 million in Shanghai - 3 million in Chongqing 3. Protect 10 million people from flooding - 300,000 people died from flooding, 20th century |
|
|
List economic advantages ofthe Three Gorges Dam in China |
1. Increase energy supply - 18,000 megawatts - 50% more than next largest HEP dam 2. Generated thousands of jobs |
|
|
List social disadvantages of the Three Gorges Dam in China |
1. 1.2 million people displaced - 140,000 in Wanxian - 80,000 in Fuling 2. Cultural heritage destroyed - Zhang Fei Temple drowned |
|
|
List environmental disadvantages of the Three Gorges Dam in China |
Siberian Crane and White Flag Dolphin threatened with extinction |
|
|
List economic disadvantages of the Three Gorges Dam in China |
1. Costs $70 billion 2. Regular maintenance - 530 million tonnes silt annually - First dam lost capacity within 7 years - Dam on Yellow river filled with silt in 4 years |
