About this report The 2023 World Air Quality Report provides a global review of air quality data for the year 2023. The report summarizes PM2.5 air quality data from 7,812 cities spanning 134 countries, regions, and territories. The data utilized to create this report was aggregated from more...
2024年3月19日,IQAir全球空气质量数据平台发布《2023年全球空气质量报告》(2023 World Air Quality Report),分析了134个国家和地区的7812个城市中的3万多个空气质量监测站点的PM2.5数据,指出全球只有7个国家和地区的空气质量达到世界卫生组织(WHO)...
The 2023 World Air Quality Report provides a global review of air quality data for the year 2023. The report summarizes PM2.5 air quality data from 7,812 cities spanning 134 countries, regions, and territories. The data utilized to create this report was aggregated from more than 30,000 air...
Information from this year's IQAir World Air Quality Report shows only seven countries met the World Health Organization's (WHO) pollution recommendations in 2023. 今年IQAir发布的《全球空气质量报告》的信息显示,2023年只有7个国家达到了世界卫生组织建议的污染水平。 The report said the five countries ...
According to IQAir’s World Air Quality Report, only13 countries or territoriesmet the recommended concentration of PM2.5 in 2022. Among them were Australia, Finland, Puerto Rico, Iceland, Bermuda, and Guam. Above this guideline, many countries fell within the four interim targets, while nearly...
BS EN 15267-1-2023 Air quality. Assessment of air quality monitoring equipment. Part 1: General principles of certification 空气质量. 空气质量监测设备的评定. 第1部分: 认证的一般原则.pdf,BS EN 15267-1:2023 Air quality - Assessment of air quality monitor
Scope of the the Air Quality Monitoring System Industry Report Metric Details Market Revenue in 2023 $4.9 billion Projected Revenue by 2028 $6.9 billion Revenue Rate Poised to Grow at a CAGR of 7.0% Market Driver Favorable public & private initiatives for environmental conservation and public awaren...
Book2023, Air Quality Monitoring and Advanced Bayesian Modeling Yongjie Li, ... Ka Veng Yuen Explore book Abstract The current air quality monitoring methods, including those used by regulatory agencies and research institutes, have been providing useful information on the trend and status of air po...
WHO Global Air Quality Guidelines: Particulate Matter (PM2. 5 and PM10), Ozone, Nitrogen Dioxide, Sulfur Dioxide and Carbon Monoxide. (2021). World Health Organization (WHO). WHO Ambient Air Quality Database, 2022 Update: Status Report. (2023). European Environment Agency (EEA). Exceedance ...
We report that the year 2023 was an anomaly, meaning that the well-established trend of decreasing concentrations and improving air quality was suddenly reversed in 2023, with national-median PM2.5 and O3 concentrations exceeding 32g\\documentclass[12pt]{minimal} \\usepackage{amsmath} \\use...