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Ecology is the scientific analysis and study of interactions among organisms and their environment. Most serious ecological problems are air pollution, water pollution, deforestation, acid rains and nuclear powers. People should live in harmony with nature, because we can help it and it helps us.
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Most serious ecological problems are air pollution, water pollution, deforestation, acid rains and nuclear powers.
People should live in harmony with nature, because we can help it and it helps us.