Desert dust
High-resolution provenance of desert dust deposited on Mt. Elbrus, Caucasus in 2009–2012 using snow pit and firn core records
... of desert dust deposition events, de- rived from a snow pit and a shallow firn core, encompass- ing the 2009–2012 period was for the first time presented for the Caucasus Mountains, ...preserving ...
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Impact of Gobi desert dust on aerosol chemistry of Xi'an, inland China during spring 2009: differences in composition and size distribution between the urban ground surface and the mountain atmosphere
... Xi’an were determined for EC, OC, WSOC, WSON and in- organic ions, and compared with those simultaneously mea- sured on the mountaintop of Mt. Tai. Particle mass (PM), EC, OC and inorganic ions in Xi’an were 1.8–22 times ...
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Retrieving simulated volcanic, desert dust and sea-salt particle properties from two/three-component particle mixtures using UV-VIS polarization lidar and T matrix
... mineral dust, we used spheroids as a proxy to represent atmospheric ns-particles, assuming that oblate (ε ≥ 1) and prolate (ε < 1) spheroids are present in equal numbers (equiprobable shape ...for dust ...
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Evaluation of the Lidar/Radiometer Inversion Code (LIRIC) to determine microphysical properties of volcanic and desert dust
... coarse dust particles (desert dust, volcanic dust) can be sufficiently well described by assuming an ensemble of randomly oriented spheroidal dust particles with homo- geneous ...
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Desert dust and anthropogenic aerosol interactions in the Community Climate System Model coupled-carbon-climate model
... prognostic desert dust and anthropogenic aerosols into the ...including desert dust and anthropogenic aerosols into a simple carbon-climate feedback analysis to explain the results of our and ...
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The strongest desert dust intrusion mixed with smoke over the Iberian Peninsula registered with Sun photometry
... strongest desert dust intrusion reported up-to-date over the IP took place, and at the same time the atmosphere was influenced by biomass burning aerosol from forest fires, very frequent in summer in this ...
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Aerosol radiative forcing during African desert dust events (2005–2010) over South-Eastern Spain
... for desert dust intru- sions occurred at Granada during 2005–2010 and for the corresponding clean atmo- sphere conditions (cloud and aerosol free conditions) for the three desert dust origin ...
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Temporal and spectral variation of desert dust and biomass burning aerosol scenes from 1995–2000 using GOME
... The Saudi Arabian peninsula shows high residues and distinct seasonalities, corre- lating well with the signal in northern Africa. The signal over Saudi Arabia is smaller than over northern Africa, but the seasonalities ...
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Impact of the Desert dust on the summer monsoon system over Southwestern North America
... of dust from the Southwest US deserts, this study uses the same refractive index of dust as our previous studies over West Africa (Zhao et ...of dust refractive index is uncertain ...the ...
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Mediterranean intense desert dust outbreaks and their vertical structure based on remote sensing data
... 2006). Dust particles also affect air quality in urban areas (Basart et ...of dust aerosol are relevant and maximize under maximum dust loads, namely dust episodes, thus highlighting the sig- ...
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Observing desert dust devils with a pressure logger
... ing is written. Since the temperature sensor is simply on the circuit board, it has too high a thermal inertia to respond quickly to air temperature changes and thus is not of particular interest in dust devil ...
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Implementation and testing of a desert dust module in a regional climate model
... simulated dust amounts (performed with- out specific screening) across the tracks indicated in ...main dust regions are ...different dust layers, one close to the surface source and one in the ...
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Aerosol direct radiative forcing during Sahara dust intrusions in the central Mediterranean
... Depolarization ratio uncertainties are lower than 10%. δ values of Fig. 2a, b allow in- ferring the presence of non spherical particles and hence, of desert dust particles, in accordance with the discussion ...
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Aerosol radiative effects in the ultraviolet, visible, and near-infrared spectral ranges using long-term aerosol data series over the Iberian Peninsula
... stations during the warm season, likely due to the variability in the impact of the desert dust episodes which strongly depend on the geographical location of each site. The higher occurrence of large ...
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Relationships between columnar aerosol optical properties and surface particulate matter observations in north-central Spain from long-term records (2003–2011)
... Given these very last results, the trends were newly calculated with the same method as above, but this time for different periods ending in 2009 where the minimum of desert dust contribution to the annual ...
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Optical and microphysical characterization of aerosol layers over South Africa by means of multi-wavelength depolarization and Raman lidar measurements
... when they are mixed with desert dust aerosols. This might be due to the non-spherical shape of desert dust that may have a significant effect on the lidar ratio. Model calcu- lations show that ...
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Dust storms come to central and southwestern China, too: implications from a major dust event in Chongqing
... 30 April 2005, a surface cold front between a high pressure system over Siberia and a low pressure system over Mongolia moved across the Gobi Desert from west to east (Fig. 8a). As simulated by the NAAPS model, ...
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Composition, size distribution, optical properties, and radiative effects of laboratory-resuspended PM<sub>10</sub> from geological dust of the Rome area, by electron microscopy and radiative transfer modelling
... mineral dust of African desert regions (Caquineau et ...lithogenic dust vary as a consequence of the mineralogical composition (Sokolik and Toon, 1999; Reid et ...lithogenic dust at the ground ...
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Use of the CALIOP vertical feature mask for evaluating global aerosol models
... magnitude and vertical extent of Saharan dust transport, although below 1 km altitude CALIOP reported extinction values that were much greater than those simulated in MERRAero. This result highlighted how ...
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Dust in the Wind
... P AGE 24/40 Since wind farms have a life expectancy of 30 years and the average life of windfarms per geography is disclosed by the company, output and the as[r] ...
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