Energy - Lesson 5: renewable sources of energy. what are advantages and disadvantages?

Let's divide in groups: every group has to find advantages and disadvantages in using different renewable sources of energy:

1. WIND POWER
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2. SOLAR POWER
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3. HYDROPOWER
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4. GEOTHERMAL POWER
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Find some information at the following link: http://www.eia.gov/kids/energy.cfm?page=renewable_home-basics

More renewable sources of energy:

5. HYDROGEN POWER
A Hydrogene powered car
https://www.youtube.com/watch?v=9plp8KsNq1k

6. BIOMASS POWER

https://www.youtube.com/watch?v=slQRWbRE8VI

Wave power (another type of hydropower)
https://www.youtube.com/watch?v=gcStpg3i5V8