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Direct satellite observation of lightning-produced NOx
Direct satellite observation lightning-produced NOx
2010/11/30
In this study we present a systematic analysis of NO2 column densities from SCIAMACHY measurements over active thunderstorms, as detected by the World-Wide Lightning Location Network (WWLLN), where th...
Analysis of warm season thunderstorms using an object-oriented tracking method based on radar and total lightning data
warm season thunderstorms object-oriented tracking method based radar total lightning data
2010/10/21
Monitoring thunderstorms activity is an essential part of operational weather surveillance given their potential hazards, including lightning, hail, heavy rainfall, strong winds or even tornadoes. Thi...
Effects of lightning and other meteorological factors on fire activity in the North American boreal forest: implications for fire weather forecasting
meteorological factors fire activity the North American boreal forest fire weather forecasting
2010/8/16
The effects of lightning and other meteorological factors on wildfire activity in the North American boreal forest are statistically analyzed during the fire seasons of 2000–2006 through an integratio...
Impact of West African Monsoon convective transport and lightning NOx production upon the upper tropospheric composition: a multi-model study
West African Monsoon NOx production the upper tropospheric composition a multi-model study
2010/8/13
Within the African Monsoon Multidisciplinary Analysis (AMMA), we investigate the impact of nitrogen oxides produced by lightning (LiNOx) and convective transport during the West African Monsoon (WAM) ...
Lightning NOx emissions over the USA constrained by TES ozone observations and the GEOS-Chem model
Lightning NOx TES ozone observations GEOS-Chem model
2010/1/18
Improved estimates of NOx from lightning sources are required to understand tropospheric NOx and ozone distributions, the oxidising capacity of the troposphere and corresponding feedbacks between chem...
NOx production by lightning in Hector: first airborne measurements during SCOUT-O3/ACTIVE
lightning Hector SCOUT-O3/ACTIVE
2009/11/19
During the SCOUT-O3/ACTIVE field phase in November–December 2005, airborne in situ measurements were performed inside and in the vicinity of thunderstorms over northern Australia with several research...
Using a stochastic model, we simulate the process of dielectric breakdown in the atmosphere and calculate the fractal dimension of 3-dimensional lightning patterns. Finite-size effects have been studi...
Lightning characteristics observed by a VLF/LF lightning detection network (LINET) in Brazil, Australia, Africa and Germany
Lightning characteristics lightning detection network LINET Brazil Australia Africa Germany
2009/11/9
This paper describes lightning characteristics as obtained in four sets of lightning measurements during recent field campaigns in different parts of the world from mid-latitudes to the tropics by the...
Lightning-produced NOx during the Northern Australian monsoon; results from the ACTIVE campaign
Lightning-produced NOx Northern Australian monsoon ACTIVE campaign
2009/10/9
Measurements of nitrogen oxides onboard a high altitude aircraft were carried out for the first time during the Northern Australian monsoon in the framework of the Aerosol and Chemical Transport in Tr...
Summertime impact of convective transport and lightning NOx production over North America: modeling dependence on meteorological simulations
convective transport lightning NOx production North America meteorological simulations
2009/7/15
Global-scale chemical transport model simulations indicate lightning NOx dominates upper tropospheric O3 production above Eastern North America during summertime but vary in their estimates. To improv...
Sensitivity of satellite observations for freshly produced lightning NOx
Sensitivity satellite observations lightning NOx
2009/3/13
In this study, we analyse the sensitivity of nadir viewing satellite observations in the visible range to freshly produced lightning NOx. This is a particular challenge due to the complex and highly v...
Space-borne observations link the tropical atlantic ozone maximum and paradox to lightning
Space-borne observations tropical atlantic ozone lightning
2009/2/23
The potential enhancement of tropospheric column ozone values over the Tropical Atlantic Ocean on a seasonal basis by lightning is investigated using satellite derived ozone data, TRMM lightning data,...
Estimates of lightning NOx production from GOME satellite observations
lightning NOx production GOME satellite
2009/2/17
Tropospheric NO2 column retrievals from the Global Ozone Monitoring Experiment (GOME) satellite spectrometer are used to quantify the source strength and 3-D distribution of lightning produced nitroge...
The effects of lightning-produced NOx and its vertical distribution on atmospheric chemistry: sensitivity simulations with MATCH-MPIC
lightning-produced NOx vertical distribution atmospheric chemistry MATCH-MPIC
2009/2/12
The impact of different assumptions concerning the source magnitude as well as the vertical placement of lightning-produced nitrogen oxides is studied using the global chemistry transport model MATCH-...
Regional lightning NOx sources during the TROCCINOX experiment
NOx sources TROCCINOX experiment
2009/1/22
A lightning NOx (LiNOx) source has been implemented in the deep convection scheme of the Meso-NH mesoscale model following a mass-flux formalism coherent with the transport and scavenging of gases ins...