摘要
1.水污染和水短缺是中国现在面临的最重要的两个环境问题。 2.中国的水污染是从70年代开始趋于严重的,河流、湖泊、海洋和地下水都已受到不同程度的污染。 3.从70年代初期,中国开始注意到环境问题,逐步建立和完善了管理机构和措施,在控制水污染的蔓延和加重方面起了重要作用。 4.乡镇企业造成了许多新的污染源。 5.水短缺及水供需矛盾在中国北方日趋严重,在众多的解决水短缺的措施中,废水再生回用是一种行之有效的途径。
( 1 ) Water pollution and water shortage are two of the most important environmental problems in China. (2) Water pollution in China started in the 1950s and has become worse since the 1970S. Rivers, lakes, oceans and groundwater' are all polluted to different extents.(3) Since the early 1970s, management and control measures have been introduced and are playing an important role in controlling the Spread of water pollution.(4 ) Industries with underdeveloped, or even no waste treatment facilities inthousands of small towns and the countryside are new sources of pollutionproblems. ( 5 ) Water shortage is becoming important problem in northern China. Among themany measures being used to alleviate the shortage, wastewater reuse is feasibleand economic.
出处
《生态学报》
CAS
CSCD
北大核心
1990年第1期71-80,共10页
Acta Ecologica Sinica
关键词
中国
水污染
水资源
利用
China, Water pollution, water resources, Wastewater reuse.
