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GREEN POWER - Coggle Diagram
GREEN POWER
fossil flues are the most used energy source
but
they have high prices and damaging effects on the environment
so
we need to use
renewable energy sources
they are non polluting ways of creating power
using the natural elements in our planet
solar power
uses solar panels with photovoltaic cells to convert sunligt into electricity
wind power
uses blades in wind turbines to transfer energy into the generator
biomass
uses biological materials like alcools, esters, ethers and hydrocarbons compounds
hydropower
uses the energy of moving water to produce electricity with waterwheel or turbine
geothermal energy
uses heat stored into the earth to generate power
hydrogen
is an environmentally friendly fuel but there are doubts on its production, storage and distribution