Renewable Energy
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📅 1/19/2026
Introduction to Renewable Energy
Renewable energy comes from natural sources like sun, wind, and water.
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Solar Energy
- Solar power harnesses energy from sunlight using photovoltaic cells.
- Global solar capacity reached 1.2 terawatts in 2023.
- Cost of solar panels has dropped 80% in the last decade.
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Wind Energy
- Wind turbines convert kinetic energy from wind into electricity.
- Onshore wind is the cheapest renewable energy source in many regions.
- Global wind capacity exceeded 900 gigawatts in 2023.
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Hydropower
- Uses flowing water to generate electricity via dams or turbines.
- Provides 60% of renewable energy globally, with China leading.
- Pumped storage offers efficient energy storage solutions.
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Future of Renewable Energy
- Renewables expected to supply 50% of global electricity by 2030.
- Innovations in battery storage and grid integration are crucial.
- Transition requires investment, policy support, and public awareness.
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