Feasibility and difficulties on China new air quality standard compliance
نویسنده
چکیده
Introduction Conclusions References
منابع مشابه
An Appropriate Theoretical Model for Developing Ambient Air Quality Standard in Iran Based on Standard Setting Approaches of Different Parts of the World
Background & objectives: Environmental standards are quantitative criteria for protecting the environment from pollution and degradation. One of the solutions to improve air quality status is to use reasonable limits to prevent excessive release of airborne contaminants from their various sources. On the other hand, these standards are effective in evaluating air pollution reduction strategies....
متن کاملThe dramatic impact of Coronavirus outbreak on air quality: Has it saved as much as it has killed so far?
The outbreak of coronavirus disease (COVID-19) was first reported from Wuhan, China, on December 31st, 2019. As the number of coronavirus infections has exceeded 100,000 with toll deaths of about 5000 worldwide as of early March, 2020, scientists and researchers are racing to investigate the nature of this virus and evaluate the short and long term effects of this disease. Despite it...
متن کاملWHO Indicators and its Compliance by General Practitioners of Lahore, Pakistan
Abstract Background: Prescribing pattern is also important factor to identify the problems related to prescribing and best tool to improve the quality of prescription and patient care. Methods: The aim of current study was to evaluate the quality of prescription and prescribing practices as per WHO drug core indicators in Lahore, Pakistan. A descriptive and cross- sectional study wa...
متن کاملLow cost air quality monitors to evaluate nanosized particulate matter. A pilot study
Particulate matter is defined as a mixture of airborne solid particles and liquid droplets that can be inhaled and may cause serious health problems. Such elements are currently measured utilizing air quality monitoring devices that provide information on PM 10 and PM 2.5 levels giving information on pollution levels. However, many difficulties are encountered in the determination of nanosized ...
متن کاملAddition of PM2.5 into the National Ambient Air Quality Standards of China and the Contribution to Air Pollution Control: The Case Study of Wuhan, China
PM2.5 has gradually become a major environmental problem of China with its rapid economic development, urbanization, and increasing of motor vehicles. Findings and awareness of serious PM2.5 pollution make the PM2.5 a new criterion pollutant of the Chinese National Ambient Air Quality Standard (NAAQS) revised in 2012. The 2012 NAAQS sets the PM2.5 concentrate limitation with the 24-hour average...
متن کامل