renewable, able to be replaced quickly and easily, off-grid, not connected to main utilities; having your own power and water supply, energize, to raise the energy in something, solar panels, flat objects that absorb and use the sun’s energy to provide power to objects, biofuel, an energy source made from the waste of living things, fossil fuel, an energy source produced within the earth from plant and animal remains, self-sustainable , an activity that can continue on its own without support, power, the energy produced from chemical or physical processes, low-carbon, describes the level of car emissions, carbon footprint , the amount of carbon dioxide produced by the activities of a person or group.

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