Cranbrook College Updates


Renewable Energy?

Renewable energy refers to energy sources that are replenished naturally and can be used over and over again. These sources of energy do not deplete or run out, unlike non-renewable sources such as fossil fuels. Examples of renewable energy include solar, wind, hydro, geothermal, and bioenergy.
  1. Solar energy: harnesses energy from the sun using photovoltaic cells or thermal systems to generate electricity.
  2. Wind energy: utilizes wind turbines to convert wind energy into electricity.
  3. Hydro energy: harnesses the energy of falling water or fast-flowing streams to generate electricity.
  4. Geothermal energy: taps into the heat energy generated by the Earth to generate electricity.
  5. Bioenergy: generates electricity from biomass sources such as wood, crops, and organic waste.

Renewable energy is considered a sustainable and eco-friendly alternative to non-renewable energy sources because it does not produce harmful emissions or contribute to climate change. The use of renewable energy is increasing globally as countries work to reduce their carbon footprint and combat climate change.


Renewable energy refers to energy sources that are replenished naturally and can be used indefinitely, unlike fossil fuels which are finite resources. Some examples of renewable energy sources include:

  1. Solar energy: Energy from the sun, which can be harnessed using solar panels to generate electricity or heat.
  2. Wind energy: Energy generated by wind turbines, which convert the kinetic energy of the wind into electricity.
  3. Hydroelectric energy: Energy generated by the movement of water, typically through a hydroelectric dam.
  4. Biomass energy: Energy generated from organic materials, such as wood, crops, and waste.
  5. Geothermal energy: Energy generated from the heat of the earth, which can be harnessed to generate electricity or heat.
  6. Tidal energy: Energy generated from the movement of tides.

These renewable energy sources have several advantages over fossil fuels. They emit minimal or no greenhouse gases, they have low operating costs, and they are sustainable. The increasing concerns about the environmental impact of fossil fuels and the need to reduce carbon emissions have led to a greater focus on renewable energy in recent years. Many countries have set ambitious targets for increasing their use of renewable energy to reduce their dependence on fossil fuels and to combat climate change.