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Introduction to Green Technology

Renewable Energy Sources

Renewable Energy Sources

Renewable energy sources are those that can be replenished naturally and quickly. Unlike non-renewable sources such as fossil fuels, which are finite and take millions of years to form, renewable sources can be reused and do not result in the depletion of natural resources. Examples of renewable energy sources include:

  • Solar energy, derived from the sun and harnessed through photovoltaic (PV) panels.
  • Wind energy, generated by the movement of air and commonly harnessed through wind turbines.
  • Hydro energy, derived from the movement of water and harnessed through hydroelectric power plants.
  • Geothermal energy, derived from the Earth's internal heat and harnessed through geothermal power plants.
  • Biomass energy, derived from organic matter such as wood, crops, and waste, and harnessed through combustion or gasification.

Benefits of Renewable Energy Sources

Renewable energy sources have many benefits, including:

  • Reducing greenhouse gas emissions
  • Lowering energy costs
  • Reducing dependence on non-renewable sources

While the initial investment in renewable energy infrastructure can be high, the long-term benefits make it a worthwhile investment. Furthermore, renewable energy sources can often be used in conjunction with traditional energy sources, creating a more diverse and stable energy portfolio.

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