Still need clean water act, clean air act, more trees and better urban design.
仍然需要干净的水，新鲜的空气，多种树，更好的城市设计。
The NCP was originally developed under section 311 (c) of the Clean Water Act.
《全国应急计划》最初是按照《洁净水法案》中第311条(C)提出来的。
The NCP was originally developed under section 311 (c) of the Clean Water Act.
《全国应急计划》最初是按照《洁净水法案》中第311条(C)提出来的。
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