搜索结果: 46-60 共查到“大气科学 biomass burning”相关记录65条 . 查询时间(0.171 秒)
Physical properties and concentration of aerosol particles over the Amazon tropical forest during background and biomass burning conditions
Physical properties aerosol particles Amazon tropical forest
2009/3/11
We investigated the size distribution, scattering and absorption properties of Amazonian aerosols and the optical thickness of the aerosol layer under the pristine background conditions typical of the...
Commentary on“Improving the seasonal cycle and interannual variations of biomass burning aerosol sources”by Generoso et al.
Commentary seasonal cycle biomass burning aerosol sources Generoso et al
2009/2/25
In a recent published paper, Generoso et al. (2003) describe a method for improving the spatial and temporal distribution of pyrogenic aerosol emission inventories. In the course of their analysis, th...
The direct radiative effect of biomass burning aerosols over southern Africa
radiative effect biomass burning aerosols southern Africa
2009/2/12
A multi-column radiative transfer code is used to assess the direct radiative effect of biomass burning aerosols over the southern African region during September. The horizontal distribution of bioma...
A review of biomass burning emissions part III: intensive optical properties of biomass burning particles
biomass burning emissions optical properties biomass burning particles
2009/2/7
Because of its wide coverage over much of the globe, biomass burning has been widely studied in the context of direct radiative forcing. Such study is warranted as smoke particles scatter and at times...
A review of biomass burning emissions part II: intensive physical properties of biomass burning particles
biomass burning emissions intensive physical properties biomass burning particles
2009/2/7
The last decade has seen tremendous advances in atmospheric aerosol particle research that is often performed in the context of climate and global change science. Biomass burning, one of the largest s...
Low molecular weight organic acids in aerosol particles from Rondônia, Brazil, during the biomass-burning, transition and wet periods
Low molecular weight organic acids aerosol particles Brazil
2009/2/7
Particles from biomass burning and regional haze were sampled in Rondônia, Brazil, during dry, transition and wet periods from September to November 2002, as part of the LBA-SMOCC (Large-Scale B...
Oxygenated compounds in aged biomass burning plumes over the Eastern Mediterranean: evidence for strong secondary production of methanol and acetone
Oxygenated compounds Eastern Mediterranean methanol acetone
2009/1/23
Airborne measurements of acetone, methanol, PAN, acetonitrile (by Proton Transfer Reaction Mass Spectrometry), and CO (by Tunable Diode Laser Absorption Spectroscopy) have been performed during the Me...
Airborne measurements of trace gas and aerosol particle emissions from biomass burning in Amazonia
Airborne measurements trace gas aerosol particle emissions biomass burning Amazonia
2009/1/14
As part of the LBA-SMOCC (Large-Scale Biosphere-Atmosphere Experiment in Amazonia - Smoke, Aerosols, Clouds, Rainfall, and Climate) 2002 campaign, we studied the emission of carbon monoxide (CO), carb...
Optical and physical properties of aerosols in the boundary layer and free troposphere over the Amazon Basin during the biomass burning season
Optical physical properties boundary layer free troposphere Amazon Basin biomass burning season
2009/1/13
As part of the Large Scale Biosphere-Atmosphere Experiment in Amazonia – Smoke, Aerosols, Clouds, Rainfall and Climate (LBA-SMOCC) campaign, detailed surface and airborne aerosol measurements were per...
Size distribution and hygroscopic properties of aerosol particles from dry-season biomass burning in Amazonia
Size distribution hygroscopic properties aerosol particles dry-season biomass Amazonia
2008/12/31
Aerosol particle number size distributions and hygroscopic properties were measured at a pasture site in the southwestern Amazon region (Rondonia). The measurements were performed 11 September-14 Nove...
The Tropical Forest and Fire Emissions Experiment: method evaluation of volatile organic compound emissions measured by PTR-MS, FTIR, and GC from tropical biomass burning
Tropical Forest Fire Emissions Experiment organic compound emissions PTR-MS FTIR GC
2008/12/25
Volatile Organic Compound (VOC) emissions from fires in tropical forest fuels were quantified using Proton-Transfer-Reaction Mass Spectrometry (PTRMS), Fourier Transform Infrared Spectroscopy (FTIR) a...
MIPAS measurements of upper tropospheric C2H6 and O3 during the southern hemispheric biomass burning season in 2003
MIPAS measurements upper tropospheric C2H6 O3 southern hemispheric biomass burning season
2008/12/25
Under cloud free conditions, the Michelson Interferometer for Passive Atmospheric Sounding (MIPAS) provides measurements of spectrally resolved limb radiances down to the upper troposphere. These are ...
ACE-FTS observation of a young biomass burning plume: first reported measurements of C2H4, C3H6O, H2CO and PAN by infrared occultation from space
ACE-FTS young biomass C2H4 C3H6O H2CO PAN infrared occultation
2008/12/23
In the course of our study of the upper tropospheric composition with the infrared Atmospheric Chemistry Experiment – Fourier Transform Spectrometer (ACE–FTS), we found an occultation sequence that on...
Record high peaks in PCB concentrations in the Arctic atmosphere due to long-range transport of biomass burning emissions
PCB Arctic atmosphere long-range transport biomass burning emissions
2008/12/18
Soils and forests in the boreal region of the Northern Hemisphere are recognised as having a large capacity for storing air-borne Persistent Organic Pollutants (POPs), such as the polychlorinated biph...
A case study on biomass burning aerosols: effects on aerosol optical properties and surface radiation levels
biomass burning aerosols aerosol optical properties surface radiation levels
2008/12/17
In spring 2006, biomass burning aerosols from eastern Europe were transported extensively to Finland, and to other parts of northern Europe. They were observed as far as in the European Arctic. In the...