Search Results - "Stuart, Grange"

Using meteorological normalisation to detect interventions in air quality time series by Grange, Stuart K., Carslaw, David C.

“…Interventions used to improve air quality are often difficult to detect in air quality time series due to the complex nature of the atmosphere. Meteorological…”
Get full text

Random forest meteorological normalisation models for Swiss PM10 trend analysis by Grange, Stuart K, Carslaw, David C, Lewis, Alastair C, Boleti, Eirini, Hueglin, Christoph

“…Meteorological normalisation is a technique which accounts for changes in meteorology over time in an air quality time series. Controlling for such changes…”
Get full text

Understanding the true effects of the COVID-19 lockdown on air pollution by means of machine learning by Lovrić, Mario, Pavlović, Kristina, Vuković, Matej, Grange, Stuart K., Haberl, Michael, Kern, Roman

“…During March 2020, most European countries implemented lockdowns to restrict the transmission of SARS-CoV-2, the virus which causes COVID-19 through their…”
Get full text

Meteorologically normalised long-term trends of atmospheric ammonia (NH3) in Switzerland/Liechtenstein and the explanatory role of gas-aerosol partitioning by Grange, Stuart K., Sintermann, Jörg, Hueglin, Christoph

“…Ammonia (NH3) is an important atmospheric pollutant and despite significant management efforts, trends of NH3 concentrations have not shown progressive…”
Get full text

Source apportionment advances using polar plots of bivariate correlation and regression statistics by Grange, Stuart K., Lewis, Alastair C., Carslaw, David C.

“…This paper outlines the development of enhanced bivariate polar plots that allow the concentrations of two pollutants to be compared using pair-wise statistics…”
Get full text

Lower vehicular primary emissions of NO2 in Europe than assumed in policy projections by Grange, Stuart K., Lewis, Alastair C., Moller, Sarah J., Carslaw, David C.

“…Many European countries do not meet legal air quality standards for ambient nitrogen dioxide (NO 2 ) near roads; a problem that has been forecasted to persist…”
Get full text

Strong Temperature Dependence for Light-Duty Diesel Vehicle NOx Emissions by Grange, Stuart K, Farren, Naomi J, Vaughan, Adam R, Rose, Rebecca A, Carslaw, David C

“…Diesel-powered road vehicles are important sources for nitrogen oxide (NOx) emissions, and the European passenger fleet is highly dieselised, which has…”
Get full text

COVID-19 lockdowns highlight a risk of increasing ozone pollution in European urban areas by Grange, Stuart K, Lee, James D, Drysdale, Will S, Lewis, Alastair C, Hueglin, Christoph, Emmenegger, Lukas, Carslaw, David C

“…In March 2020, non-pharmaceutical intervention measures in the form of lockdowns were applied across Europe to urgently reduce the transmission of severe acute…”
Get full text

Temporal and spatial analysis of ozone concentrations in Europe based on timescale decomposition and a multi-clustering approach by Boleti, Eirini, Hueglin, Christoph, Grange, Stuart K, Prévôt, André S. H, Takahama, Satoshi

“…Air quality measures that were implemented in Europe in the 1990s resulted in reductions of ozone precursor concentrations. In this study, the effect of these…”
Get full text

Performance of NO, NO2 low cost sensors and three calibration approaches within a real world application by Bigi, Alessandro, Mueller, Michael, Grange, Stuart K, Ghermandi, Grazia, Hueglin, Christoph

“…Low cost sensors for measuring atmospheric pollutants are experiencing an increase in popularity worldwide among practitioners, academia and environmental…”
Get full text

Evaluation of equivalent black carbon source apportionment using observations from Switzerland between 2008 and 2018 by Grange, Stuart K., Lötscher, Hanspeter, Fischer, Andrea, Emmenegger, Lukas, Hueglin, Christoph

“…Black carbon (BC) or soot is a constituent of particulate matter (PM) which is relevant for negative human health and climate effects, and despite the lack of…”
Get full text

Linking Switzerland's PM10 and PM2.5 oxidative potential (OP) with emission sources by Grange, Stuart K, Uzu, Gaëlle, Weber, Samuël, Jaffrezo, Jean-Luc, Hueglin, Christoph

“…Particulate matter (PM) is the air pollutant that causes the greatest deleterious health effects across the world, so PM is routinely monitored within air…”
Get full text

Why is ozone in South Korea and the Seoul metropolitan area so high and increasing? by Colombi, Nadia K, Jacob, Daniel J, Yang, Laura Hyesung, Zhai, Shixian, Shah, Viral, Grange, Stuart K, Yantosca, Robert M, Kim, Soontae, Liao, Hong

“…Surface ozone pollution in South Korea has increased over the past 2 decades, despite efforts to decrease emissions, and is pervasively in exceedance of the…”
Get full text

The impact of plug-in fragrance diffusers on residential indoor VOC concentrations by Warburton, Thomas, Grange, Stuart K, Hopkins, James R, Andrews, Stephen J, Lewis, Alastair C, Owen, Neil, Jordan, Caroline, Adamson, Greg, Xia, Bin

“…Plug-in fragrance diffusers are one of myriad volatile organic compound-containing consumer products that are commonly found in homes. The perturbing effects…”
Get more information

Global simulation of tropospheric chemistry at 12.5 km resolution: performance and evaluation of the GEOS-Chem chemical module (v10-1) within the NASA GEOS Earth system model (GEOS-5 ESM) by Hu, Lu, Keller, Christoph A., Long, Michael S., Sherwen, Tomás, Auer, Benjamin, Da Silva, Arlindo, Nielsen, Jon E., Pawson, Steven, Thompson, Matthew A., Trayanov, Atanas L., Travis, Katherine R., Grange, Stuart K., Evans, Mat J., Jacob, Daniel J.

“…We present a full-year online global simulation of tropospheric chemistry (158 coupled species) at cubed-sphere c720 (∼12.5×12.5km2) resolution in the NASA…”
Get full text

Switzerland's PM10 and PM2.5 environmental increments show the importance of non-exhaust emissions by Grange, Stuart K., Fischer, Andrea, Zellweger, Claudia, Alastuey, Andrés, Querol, Xavier, Jaffrezo, Jean-Luc, Weber, Samuël, Uzu, Gaëlle, Hueglin, Christoph

“…Atmospheric particulate matter (PM) is a priority pollutant for urban air pollution management because of its negative effects on human health and visibility…”
Get full text

Cellulose in atmospheric particulate matter at rural and urban sites across France and Switzerland by Brighty, Adam, Jacob, Véronique, Uzu, Gaëlle, Borlaza, Lucille, Conil, Sébastien, Hueglin, Christoph, Grange, Stuart K, Favez, Olivier, Trébuchon, Cécile, Jaffrezo, Jean-Luc

“…The spatiotemporal variations in free-cellulose concentrations in atmospheric particles, as a proxy for plant debris, were investigated using an improved…”
Get full text

Machine Learning and Meteorological Normalization for Assessment of Particulate Matter Changes during the COVID-19 Lockdown in Zagreb, Croatia by Lovrić, Mario, Antunović, Mario, Šunić, Iva, Vuković, Matej, Kecorius, Simonas, Kröll, Mark, Bešlić, Ivan, Godec, Ranka, Pehnec, Gordana, Geiger, Bernhard C, Grange, Stuart K, Šimić, Iva

“…In this paper, the authors investigated changes in mass concentrations of particulate matter (PM) during the Coronavirus Disease of 2019 (COVID-19) lockdown…”
Get full text

Strong Temperature Dependence for Light-Duty Diesel Vehicle NO x Emissions by Grange, Stuart K, Farren, Naomi J, Vaughan, Adam R, Rose, Rebecca A, Carslaw, David C

“…Diesel-powered road vehicles are important sources for nitrogen oxide (NO x ) emissions, and the European passenger fleet is highly dieselised, which has…”
Get full text

Random forest meteorological normalisation models for Swiss PM 10 trend analysis by Grange, Stuart K., Carslaw, David C., Lewis, Alastair C., Boleti, Eirini, Hueglin, Christoph

“…Meteorological normalisation is a technique which accounts for changes in meteorology over time in an air quality time series. Controlling for such changes…”
Get full text