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Issue:
huan jing bao hu yu huan jing bao hu dang an
Author(s):
LIANG Xingsheng
Pages:
12
-
17
Year:
1984
Issue:
5
Journal:
Archives Science Bulletin
Keyword:
管理工作
;
城市地区
;
环境效益
;
环境保护工作
;
北京市
;
城市建设
;
大中城市
;
环保档案
;
社会效益
;
颗粒
;
Abstract:
<正> 目前,我国环境问题非常严重,主要表现在两个方面:一个是环境污染,另一个是生态破坏。据了解:1981年我国排放的大气污染物质达4千多万吨,其中二氧化硫一千八百多万吨,是世界上排放量最多的国家之一。除城市地区大气中的颗粒物质浓度很高,烟雾日逐年增加外,长江以南广大地区还导
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