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Question
What is meant by green energy? Which energy sources can be called as green energy sources and why? Give examples.
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Solution
- Green energy means eco-friendly form of energy which does not cause environmental problems and are non-exhaustible, perpetual and sustainable.
- These sources of energy do not produce toxic gases or other pollutants, therefore they are safe.
- Examples of green energy:
- Hydroelectric energy
- Wind energy
- Solar energy
- Energy obtained biofuels.
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