Over the years, people and nature has always maintained a good relationship between friends, maintaining a good chain.But in recent years, actually some people want to challenge this friendship, open the chain lock!For example: people throw garbage anywhere; exhaust, exhaust air; there are people cut down forests, killing the animal.The damage to the things of nature, beyond count, chilling.Is that ok?Now, mankind to destroy the nature, nature will make the return: the golden desert, turbid water, the gray waste gas......How unsightly phenomenon!But human beings have no regrets.
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