Sust 2000 test 2 - Study guides, Class notes & Summaries
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SUST 2000 Test 2 With Complete Solution
- Exam (elaborations) • 14 pages • 2024
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SUST 2000 Test 2 Exam Questions with 100% Correct Answers | Latest Update
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SUST 2000 Test 2 Exam Questions with 
100% Correct Answers | Latest Update 
Fossil fuel - a massive amount of ancient carbon has been 
stored underground, which we are now burning in our cars and 
power plants 
EROEI - Energy Returned on Energy Invested; energy 
delivered/amount of energy used to obtain that energy resource 
Peak Oil - midway point, when half the reserves have been 
used up 
Fracking - technology extracting natural gas and oil in shale 
deposits 
Biofuels - Biofuel is made from ...
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SUST 2000 Test 1 With Complete Solution
- Exam (elaborations) • 10 pages • 2024
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SUST 2000 Test 1 With Complete Solution...
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SUST 2000 Test 1 Exam Questions with 100% Accurate Answers | Verified and Approved
- Exam (elaborations) • 12 pages • 2024
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SUST 2000 Test 1 Exam Questions with 
100% Accurate Answers | Verified and 
Approved 
Reservoir - a supply or source of something 
Reservoir sink - a place where anything is stored, take in more 
than they release, long term 
Examples of carbon sinks - Soil, oceans, forest, plants 
Examples of carbon source - fossil fuels, deforestation, 
volcanic eruptions 
What are the four earth systems? - atmosphere, biosphere, 
hydrosphere, geosphere 
Positive feedback loop - Inputs and outputs produce 
ins...
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