1. Solar
1.1. Needs
1.1.1. Sun
1.1.2. Light
1.2. Advantages
1.2.1. Renewable
1.2.2. Non-Polluting
1.3. Disadvantages
1.3.1. Not Available 24/7
1.3.2. High Costs (4.35$/Watt)
1.3.3. Low Power Output
2. Hydroelectric
2.1. Needs
2.1.1. Dams
2.1.2. Waterfalls
2.1.3. Turbines
2.2. Advantages
2.2.1. Prevents Floods
2.2.2. Long-Lifed
2.2.3. Low costs (20 Cents/KWatt)
2.3. Disadvantages
2.3.1. Building Dams and Turbines
2.3.2. Maintainance
3. Geothermal
3.1. Needs
3.1.1. Volcanoes
3.1.2. Pipes
3.1.2.1. Water
3.1.2.2. Steam
3.1.3. Sobatane
3.1.3.1. Low B.P.
3.1.3.2. Turbines
3.2. Advantages
3.2.1. Costs 2.5M Euros/MWatt
3.2.2. Clean
3.2.3. Low Greenhouse gasses emissions
3.3. Disadvantages
3.3.1. Specific Regions
3.3.2. High Depth
4. Nuclear
4.1. Needs
4.1.1. Reactor
4.2. Advantages
4.2.1. Heat - Electricity
4.2.2. Minimum Greenhouse Emissions
4.2.3. Available 24/7
4.2.4. Low Cost (10~20 Cents/KWatt)
4.2.5. Refueled Every year to 18 months
4.3. Disadvantages
4.3.1. Needs Constant Cooling
4.3.2. In case of leakage, High chance of getting cancer.