绿地对城市生态环境的作用,下列叙述正确的是 A.调节城市大气碳

绿地对城市生态环境的作用,下列叙述正确的是

A.调节城市大气碳氧平衡    B.有明显的增温降湿效应 

C.减少城市地区日照时间    D.消除城市大气酸雨污染

答案

A

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