Results 71 to 80 of about 4,244 (217)

Tritium clouds environmental impact in air into the Western Mediterranean Basin evaluation [PDF]

open access: yes, 2012
The paper considers short-term releases of tritium (mainly but not only tritium hydride (HT)) to the atmosphere from a potential ITER-like fusion reactor located in the Mediterranean Basin and explores if the short range legal exposure limits are ...
Arnold   +9 more
core   +4 more sources

Mesoscale dynamics of cyclone Leslie (2018): A diagnostic analysis of a rare Iberian landfall

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
This study presents a successful numerical simulation of cyclone Leslie (2018), using WRF‐ARW v4.5.1. Several mesoscale dynamics were identified indicative of the occurrence of sting jet and cold conveyor belt, which potentiated the record‐breaking winds in central Portugal.
Miguel M. Lima   +5 more
wiley   +1 more source

Integration of airborne and ground observations of nitryl chloride in the Seoul metropolitan area and the implications on regional oxidation capacity during KORUS-AQ 2016 [PDF]

open access: yes, 2018
Nitryl chloride (ClNO2) is a radical reservoir species that releases chlorine radicals upon photolysis. An integrated analysis of the impact of ClNO2 on regional photochemistry in the Seoul metropolitan area (SMA) during the Korea-United States Air ...
Ahn, J   +24 more
core   +6 more sources

Intercontinental transport of nitrogen oxide pollution plumes [PDF]

open access: yes, 2003
We describe the first satellite observation of intercontinental transport of nitrogen oxides emitted by power plants, verified by simulations with a particle tracer model. The analysis of such episodes shows that anthropogenic NOx plumes may influence
A. Stohl   +10 more
core   +1 more source

A New Climatology of Continentality Based on Lagrangian Air Mass Travel Times From the Ocean

open access: yesGeophysical Research Letters, Volume 53, Issue 2, 28 January 2026.
Abstract Climate classifications such as the Köppen classification have a long tradition and wide fields of application. An important classification aspect is continentality, for which we present a new metric based on Lagrangian dispersion model calculations.
Georg Brack   +2 more
wiley   +1 more source

Reduction of Residence Time of Air in the Arctic Since the 1980s

open access: yesGeophysical Research Letters, Volume 52, Issue 24, 28 December 2025.
Abstract The Arctic has seen dramatic changes in recent decades. Here we use a simple metric, the Arctic residence time of air, that is, the time air spends uninterruptedly north of 70° ${}^{\circ}$N, to evaluate how these changes have affected the high‐latitude atmospheric circulation in the last 40 years.
Andreas Plach   +2 more
wiley   +1 more source

Heavy Rainfalls Over the Western Java Region During the Cross‐Equatorial Northerly Surges in Mid‐February 2021

open access: yesJournal of Geophysical Research: Atmospheres, Volume 130, Issue 24, 28 December 2025.
Abstract The cross‐equatorial northerly surges (CENSs) often induce severe rainfalls in the Java region; however, the role of CENSs in the formation and moisture supply of these rainfalls remains unclear. To evaluate this, we analyzed the CENS‐related heavy rainfalls over the western Java region in mid‐February 2021 based on observations, ERA5 ...
Ning Zhao   +5 more
wiley   +1 more source

Moisture Source Analysis of Two Case Studies of Major Extreme Precipitation Events in Summer in the Iberian Peninsula

open access: yesAtmosphere, 2023
Extreme summer precipitation events commonly affect the Iberian Peninsula (IP), and studying the moisture sources that generate intense precipitation is extremely important.
Gleisis Alvarez-Socorro   +2 more
doaj   +1 more source

Satellite observations of long range transport of a large BrO plume in the Arctic [PDF]

open access: yes, 2010
Ozone Depletion Events (ODE) during polar springtime are a well known phenomenon in the Arctic and Antarctic boundary layer. They are caused by the catalytic destruction of ozone by halogens producing reactive halogen oxides like bromine monoxide (BrO ...
A. Richter   +7 more
core   +1 more source

Intercomparison of FLEXPART and CALPUFF dispersion models. An application over a small tropical island

open access: yesAtmósfera, 2020
A typical practice in air quality modelling assessment is the intercomparison between different dispersion models results and air quality measurements, including their skills in different atmospheric conditions. In this study, a comparison of the results
Anel Hernández-Garces   +6 more
semanticscholar   +1 more source

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