写两句话,why the trees are in danger?至少两个原因。

网友回答

Why are the trees in danger?Because people cut down trees for wood to make paper or buiding.Moreover,people change the forest into farmland.
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供参考答案1:
Tree are in danger is because human always hurt the enviroment and used to use trees for energy, though we use soil energy now.But mst factories still use fire to get eletrcity.All in all,people replace any of them.That's why trees are in danger.本来我想问别人的，现在就自己答了算了~~~希望对你有帮助