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Saving energy is a task for everyone, because the energy consumption of the Earth’s population is increasing very fast and it can soon exceed the Earth’s limits.
Author: Iván Zsuzsanna
Reviewer: Árvainé Libor Ildikó
energy saving, sustainable development, energy, , environmentally conscious, waste, rubbish, selective waste collection, recycling, energy source, Earth, heating, lighting, ornamental plant, family, electric current, computer, telephone, purchase, meals, plants, project, environmental studies, environmental protection, biology, nature study, ecology
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