Polar Grid-based Nonparametric Trajectory Analysis for Improved Near-Source Air Pollutant Monitoring Applications [0.03%]
基于极地网格的非参数轨迹分析在改善近源空气污染物监测中的应用
Janet Burke,Ronald Henry,Will Wetherell et al.
Janet Burke et al.
Nonparametric Trajectory Analysis (NTA) combines continuous air pollutant concentrations with local-scale back trajectories estimated from wind speed and direction to quantify source area impacts at a monitoring site. Previously, NTA calcul...
Soil nitrogen oxide emissions and their impacts on air quality over the United States [0.03%]
美国土壤一氧化二氮排放及其对空气质量的影响
Grant A Parajuli,Lina Luo,Golam Sarwar et al.
Grant A Parajuli et al.
Soil emissions of nitric oxide (NO) and nitrous acid (HONO) contribute to ozone, which is becoming more sensitive to non-fossil fuel nitrogen oxides (NOx = NO, NO2) as fossil fuel emissions decline. Soil emissions of NO and/or HONO (SNO/HON...
Scalable Bayesian Geostatistical Regression Model for Bias-Correcting Large-Scale Daily Satellite-Retrieved Aerosol Optical Depth and Chemical Transport Model Simulations [0.03%]
用于修正大规模日卫星气溶胶光学厚度和化学输送模型模拟偏差的可扩展贝叶斯地理统计回归模型
Wyatt G Madden,Yang Liu,Howard H Chang
Wyatt G Madden
Ambient fine particulate matter (PM2.5) is linked to numerous adverse health outcomes. Accurate large-scale PM2.5 prediction and uncertainty quantification at fine spatial resolution are crucial for health analyses. We introduce a scalable ...
Aeolian sediment in El Paso, Texas: Elevated desert sand deposition rates and dust concentrations, enhanced by drought and urban sources [0.03%]
得克萨斯州埃尔帕索的 aeolian 沉积物：干旱和城市来源加剧的高沙漠沙子沉积率和尘埃浓度
Thomas E Gill,Jose A Rivas Jr,Elizabeth J Walsh
Thomas E Gill
Deposition of aeolian (windblown) dust and sand in drylands, such as the El Paso, Texas, USA / Ciudad Juarez, Chihuahua, Mexico metropolitan area within the Chihuahuan Desert, impacts soils, ecosystems, human infrastructure, and air quality...
Atmospheric Concentrations of Per- and Polyfluoroalkyl Substances in Michigan's Ambient Air Using Passive Sampling [0.03%]
使用被动采样法测量密歇根州环境空气中含氟化合物的浓度
Melissa Woodward,Jitka Becanova,Simon Vojta et al.
Melissa Woodward et al.
As a part of Michigan's efforts to identify and address per- and polyfluoroalkyl substances (PFAS) contamination statewide, more knowledge of atmospheric PFAS concentrations is needed to better understand their atmospheric transport and imp...
A novel approach for quantifying elongated airborne mineral particles (EMPs) using an automated scanning electron microscope (SEM) [0.03%]
一种利用自动化扫描电子显微镜量化细长型空气矿物颗粒的新方法
Anushka Elangasinghe,Hamesh Patel,Kim N Dirks et al.
Anushka Elangasinghe et al.
Exposure to carcinogenic elongated mineral particles (EMPs), such as erionite, found in rocks and released into the air by construction, quarrying, or roading activities, poses a significant possible health risk due to their respirable size...
Golam Sarwar,Fahm Sidi,Barron H Henderson et al.
Golam Sarwar et al.
Observed winter fine particle (PM2.5) concentrations in Bangladesh tend to be high with monthly mean concentrations ranging between 182-229 μg m-3. To evaluate the model skill in reproducing the high observed concentrations, we apply the C...
Four-year community-wide PM2.5 exposure characterization using a low-cost sensor network in a rural valley influenced by residential wood smoke [0.03%]
基于低成本传感器网络的农村山谷地区四年PM2.5暴露特征研究——受民用薪柴烟雾影响
Nora Traviss,John Stanway,John Woodward et al.
Nora Traviss et al.
Exposure to fine particulate matter (PM2.5) from woodsmoke is a national and global public health concern. While wood heat use is increasing in the Northeast U.S., exposure to woodsmoke in rural valleys in this region remains understudied. ...
Trends in Fine Particulate Matter and Source Contributions over the Last Decade in Central Los Angeles (2014-2024): Policy-Driven Declines, COVID-19 Disruptions, and Wildfires [0.03%]
过去十年南加州洛杉矶市中心细颗粒物浓度及其来源变化（2014-2024）：政策驱动的下降、新冠疫情干扰及野火影响
Mohammad Mahdi Badami,Mohammad Aldekheel,Yashar Aghaei et al.
Mohammad Mahdi Badami et al.
This study analyzed speciated PM2.5 data (2014-2024) from the Chemical Speciation Network in central Los Angeles and used positive matrix factorization (PMF) to identify and apportion sources, and quantified changes in their contributions o...
Identifying Surface Sulphur Dioxide (SO2) Monitoring Gaps in Saint John, Canada with Land Use Regression and Hot Spot Mapping [0.03%]
基于土地利用回归和热点制图的加拿大圣约翰地区二氧化硫（SO₂）监测缺口识别研究
Tsz Kin Siu,Christopher S Greene,Kelvin C Fong
Tsz Kin Siu
Saint John experiences ambient sulphur dioxide (SO2) pollution due to a high density of industrial activities. Despite recent reduction in SO2 emissions, over 90% of the provincial exceedances of air pollutants were related to SO2 or total ...