Research on bottom line of atmospheric environmental quality and the division of control zones in Chuzhou City
The delimitation of the bottom line of atmospheric environmental quality and the division of control zones are the key contents in the compilation work of"Three Lines and One List".In this study,taking Chuzhou City as the research object,the delimitation method and target requirements of the bottom line of atmospheric environmental quality are described.Besides,the allowable emission and reduction proportion of atmospheric pollutants in counties,county-level cities and districts of Chuzhou City in different stages are calculated.In the meantime,7 priority protection areas,24 key control areas and 8 general control areas are delimited.In view of the atmospheric environmental con-trol area,the control requirements are proposed and the preliminary application exploration of the de-limitation results is carried out.In this way,the study tries to provide reference for other cities in the compilation of"Three Lines and One List".
bottom line of atmospheric environmental qualitydivision of control zonescontrol re-quirementsThree Lines and One ListChuzhou City