Relacionar Columnas Unit 6_Energy_1Versión en línea Energy por David Tordesillas 1 Renewable energy sources 2 Biomass 3 Wind energy 4 Solar, wind, water, biomass and geothermal 5 Water energy 6 Sound energy 7 Solar energy 8 Geothermal energy 9 Light energy This energy is heat that comes from the centre of the Earth These sources do not run out when we use them This energy can contributes to deforestation and global warming This energy is the cleanest source of energy It is the most efficient energy and does not cause pollution It can damage wildlife habitats and bird populations This energy comes from a source that produces vibrations Renewable energy sources This energy can be natural or artificial