why do we need trees?60词英语作文

发布网友发布时间：2022-05-16 17:42

共1个回答

热心网友时间：2023-11-08 13:48

Why do we plant trees?Here are some reasons.
Trees can regulate our climate, maintaining ecological balance. Trees through photosynthesis, they absorb carbon dioxide, oxygen spit, Clean air, fresh. 65 acre forest emit eno
Fixing trees can, conserve soil and water, but also to all kinds of st. an acre of trees can absorb all kinds of st 20-60 tons a year. ugh oxygen breathing.
Mangroves can rece noise pollution. 40-meter-wide tree belt noise can be reced 10 to 15 decibels.
Bacteria can kill trees secretions.
So I think everyone should try to plant trees to make our world more beautiful.
翻译：
我们为什么要植树？这里有一些理由
树木能调节气候,保持生态平衡.树木通过光合作用,吸进二氧化碳,吐出氧气,使空气清洁,新鲜.一亩树林放出的氧气够65人呼吸.
树能防风固沙,涵养水土,还能吸收各种粉尘,一亩树林一年可吸收各种粉尘20—60吨.
树林能减少噪音污染.40米宽的林带可减弱噪音10—15分贝.
树木的分泌物能杀死细菌
所以我认为我们需要尽力植树，使我们的地球更美好。

注：关于植树的好处，也就是中间四段是在 http://www.zybang.com/question/f43c26d5065a25c1f96a1a58af823e24.html
找的，所以要说明一下。