问题描述：
帮忙检查下这段话有啥语法上的错误.As is known to all,man and nature are good friend,which anyone who want to destroy their emotion must be to give retribution.In my opinion,firstly,we should know how using rules of nature at right.Secondly,defending environment and keeping ecological balance.Thirdly,live and defending animal or plant and keeping biodiversity.In a word,only man and nature harmony,our word would become more and more beautiful and human could live happier
Thirdly loving and defending animals our plants and keeping biodiversity which we all can do and so easy.
Thirdly loving and defending animals our plants and keeping biodiversity which we all can do and so easy.
问题解答：
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