Investigation of the atmospheric boundary layer depth variability and its impact on the 222Rn concentration at a rural site in France

S Pal, M Lopez, M Schmidt, M Ramonet… - Journal of …, 2015 - Wiley Online Library
Continuous monitoring of the atmospheric boundary layer (ABL) depth (zi) is important for
investigations of trace gases with near‐surface sources. The aim of this study is to examine …

[HTML][HTML] Simulation of radon-222 with the GEOS-Chem global model: emissions, seasonality, and convective transport

B Zhang, H Liu, JH Crawford, G Chen… - Atmospheric …, 2021 - acp.copernicus.org
Abstract Radon-222 (222 Rn) is a short-lived radioactive gas naturally emitted from land
surfaces and has long been used to assess convective transport in atmospheric models. In …

Bulk mixing and decoupling of the nocturnal stable boundary layer characterized using a ubiquitous natural tracer

AG Williams, S Chambers, A Griffiths - Boundary-layer meteorology, 2013 - Springer
Vertical mixing of the nocturnal stable boundary layer (SBL) over a complex land surface is
investigated for a range of stabilities, using a decoupling index (0< D_ rb< 1 0< D rb< 1) …

Radon as a tracer of atmospheric influences on traffic-related air pollution in a small inland city

AG Williams, SD Chambers, F Conen… - Tellus B: Chemical …, 2016 - Taylor & Francis
One year of radon, benzene and carbon monoxide (CO) concentrations were analysed to
characterise the combined influences of variations in traffic density and meteorological …

On the use of radon for quantifying the effects of atmospheric stability on urban emissions

SD Chambers, AG Williams, J Crawford… - Atmospheric …, 2015 - acp.copernicus.org
Radon is increasingly being used as a tool for quantifying stability influences on urban
pollutant concentrations. Bulk radon gradients are ideal for this purpose, since the vertical …

Characterising terrestrial influences on Antarctic air masses using Radon-222 measurements at King George Island

SD Chambers, SB Hong, AG Williams… - Atmospheric …, 2014 - acp.copernicus.org
We report on one year of high-precision direct hourly radon observations at King Sejong
Station (King George Island) beginning in February 2013. Findings are compared with …

Radon-222 related influence on ambient gamma dose

A Melintescu, SD Chambers, J Crawford… - Journal of environmental …, 2018 - Elsevier
Ambient gamma dose, radon, and rainfall have been monitored in southern Bucharest,
Romania, from 2010 to 2016. The seasonal cycle of background ambient gamma dose …

[HTML][HTML] Investigating the vertical and spatial extent of radon-based classification of the atmospheric mixing state and impacts on seasonal urban air quality

D Kikaj, SD Chambers, J Crawford, M Kobal… - Science of the Total …, 2023 - Elsevier
A recently-developed radon-based method for combined classification of both diurnal and
synoptic timescale changes in the atmospheric mixing state is applied to 1-year of …

Surface-to-mountaintop transport characterised by radon observations at the Jungfraujoch

AD Griffiths, F Conen, E Weingartner… - Atmospheric …, 2014 - acp.copernicus.org
Atmospheric composition measurements at Jungfraujoch are affected intermittently by
boundary-layer air which is brought to the station by processes including thermally driven …

Atmospheric mercury in the Southern Hemisphere tropics: seasonal and diurnal variations and influence of inter-hemispheric transport

D Howard, PF Nelson, GC Edwards… - Atmospheric …, 2017 - acp.copernicus.org
Mercury is a toxic element of serious concern for human and environmental health.
Understanding its natural cycling in the environment is an important goal towards assessing …