在环境状态的全球、区域和地方生态评价中,大工业城市污染程度和性质的研究占有重要的地位。在大工业城市,环境受到技[术]成[因]的影响特别强烈,致使人的正常生活和健康受到威胁。在关于环境问题的国际和苏联的研究计划中和在有关的出版物中,近来对研究作为特殊生态—地理系统的城市给予了越来越大的注意。 In the global, regional and local ecological assessment of environmental status, research on the degree and nature of pollution in large industrial cities plays an important role. In large industrial cities, the environment is particularly affected by the [technology] into [due], causing the normal life and health of people to be threatened. In the international and Soviet research programs on environmental issues and in related publications, more attention has been given to the study of cities as ecologically-geographically specific systems.