5 Renewable Energy (green energy) sources used most often
Renewable energy (green energy) sources can be replenished in a short period of time. The five renewable energy sources (green energy) used most often are:
1. biomass - including wood and wood waste, municipal solid waste, landfill and biogas, ethanol, and biodiesel
2. water (hydropower or hydro power)
3. geothermal
4. wind energy
5. solar power
