When you save energy, you not only save money, you also reduce the demand for ___________ such as coal, oil, and natural gas and that is a great way to play a part in saving the planet.
carbon footprintelectricityfossil fuelsbiogasMôn học
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Chủ đề
When you save energy, you not only save money, you also reduce the demand for ___________ such as coal, oil, and natural gas and that is a great way to play a part in saving the planet.
carbon footprintelectricityfossil fuelsbiogas
