Hourly variations in criteria air pollutants (PM2.5, PM10, SO2, NO2, CO, and O-3), chemical components, and sources of PM2.5 before, during, and after the severe regional air PE were characterized at three sites, namely Neijiang (NJ), Zigong (ZG), and Yibin (YB). The results ...
Criteria pollutants PM2.5 Provincial capital cities China 1. Introduction Air pollution in China receives increasing attention by the general public as well as scientific researchers and policy makers due to frequent occurrences of severe regional and inter-regional air pollution events. Air pollution dat...
The monitoring sites of air pollutants have been stable in 366 cities in China since January 2015. Therefore, the purpose of this study is to understand the temporal and spatial variations of PM2.5, PM10, SO2, NO2, CO, and O3in 366 cities from 2015 to 2017. We analyzed the variations o...
Governments in every country recognize the need to accelerate the green transition. However, creating new green pathways will require long-term commitment, increased investment, continuous innovation and collaboration between government agencies, the private sector, NGOs and civil society. ...
What are four ways to reduce indoor air pollution?Explain how EPA regulates HAPs. In your answer contrast EPA's approach to regulating HAPs to its approach for regulating the six criteria air pollutants. (Your answer should refer to and exp...
Scarlet fever has resurged in China starting in 2011, and the environment is one of the potential reasons. Nationwide data on 655,039 scarlet fever cases and six air pollutants were retrieved. Exposure risks were evaluated by multivariate distributed lag
Kolkata, May 26 (IANS) Darjeeling, often termed as the “Queen of hill stations,” is facing the threat of joining six other non-attainment cities in West Bengal not fulfilling national air quality criteria for at least five years, as per the findings of a recent report...
After such measures, all the indicators of flue gas discharge can meet the air pollution emission standards of newly built coal-fired boilers under the "Emission Standard of Air Pollutants for Coal-fired Power Plants" (GB13223-2011). In 2021, 1 boiler has completed flue gas ultra-low ...
The sorting criteria were (a) the distinction between winter (Wi, November to April) and summer (Su, May to October), (b) the distinction between air mass inflow from a sector West (W, 210°–320°) and from a sector East (E, 35°–140°). For the assignment of the air mass ...
Moreover, an increase in air pollutants per se has been found to be associated with smaller total cerebral brain volume and a higher risk of covert brain infarct9. Importantly, several studies have found an association between unclean cooking fuel and cognitive impairment. For example, in one ...