Copy Reference 'Smoke City' Cleans Up Its Air
Year:1982 Issue:6
Column: ECONOMY
Author: DU LIGONG
Release Date:1982-06-01
Page: 30,31
Full Text:
LANZHOU, a new industrial city in northwest China, used to have the unhappy nickname of "smoke city'' because of its air pollution problem. In the winter of 1977 things reached a crisis. All over...
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