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How dams, tidal power and wave power work to generate electricity. What are the pros and cons?Key facts
- Hydropower uses the power of moving water as a source of energy.
- Dams, tidal power and wave power are the main sources of hydropower.
- Hydropower is a reliable and renewable energy source and doesn't produce waste or pollution.
- Hydropower can disrupt natural habitats and have environmental impacts.
Transcript
The power of moving water, hydropower, is an ancient source of energy.
And it's by far the most widely used of all renewable resources today, creating energy without producing waste or pollution.
Hydropower currently produces:
20% of world's electricity
99% of Norway's electricity
There are three main sources of hydropower – dams, tidal power …
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