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Impact of COVID-19 on air quality in the Yangtze River Delta, China
To investigate the effect of nationwide restrictions due to COVID-19 on air quality in the Yangtze River Delta (YRD), China, we defined four periods named period I (January 1 to 23, 2020), period II (January 24 to February 23), period III (February 24 to April 7), and period IV (April 8 to May 31),...
| Autores principales: | , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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Springer International Publishing
2021
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8315727/ https://www.ncbi.nlm.nih.gov/pubmed/34318366 http://dx.doi.org/10.1007/s10661-021-09342-1 |