Near the delta of Yangtze quality of air] improve

In 2022 the number of days with air pollution of heavy degree above near the delta of the Chinese river Yangtze was reduced more than by 50% in comparison with an indicator of 2021. Thus quality of air in this region continued to improve. As transfers news agency to "Xinhua", data of the Shanghai managements testify to it ecology and environment. In 2022 average concentration of the weighed particles of PM2,5 in air of the specified region made 31 micrograms on cubic meter, steadily corresponding to parameters of an index of quality of air (AQI) of the second category...