Global ETD Search

Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.

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Showing 1 to 20 of 50 for “"AOD"”.

  1. Effects of Aerosol on Cloud Water Path: Statistical Method a Potential Source for Divergence in Observation-based Correlative Studies

    … water path (CWP) and aerosol optical depth (AOD) using MODIS Aqua retrieved aerosol and cloud properties for regions dominated by different types of aerosol: Non Absorbing Aerosol Dominated Region over land (NAADR_Land), Non Absorbing Aerosol Dominated Region over Ocean (NAADR_Marine), …

    cuny-grad Repository record for Effects of Aerosol on Cloud Water Path: Statistical Method a Potential Source for Divergence in Observation-based Correlative Studies (opens in a new tab)

  2. Aerosol Optical Depth And Its Relationship To Radar Derived Precipitation In Mali, West Africa

    … exists between Aerosol Optical Depth (AOD) and radar-derived precipitation in Mali, a country located in West Africa. Precipitation parameters derived from 2006, 2007 and 2008 C-band radar measurements are compared against Noon to 2 p.m. averaged AOD measurements. The AOD and Angstrom …

    nodak Repository record for Aerosol Optical Depth And Its Relationship To Radar Derived Precipitation In Mali, West Africa (opens in a new tab)

  3. Increases and decreases in the fine mode fraction of aerosol optical depth with increasing relative humidity

    … SpectroRadiometer) to the Aerosol Optical Depth (AOD) is correlated to the AERONET (Aerosol Robotic Network) fine mode fraction of AOD. According to this thesis the contribution of particles having radius <= 0.7 um to the measured AOD can either increase or decrease with increasing relative …

    uiuc Repository record for Increases and decreases in the fine mode fraction of aerosol optical depth with increasing relative humidity (opens in a new tab)

  4. Distress Tolerance as a Moderator of Mindfulness-based Relapse Prevention Effects on Alcohol and Other Drug Use Outcomes

    … with a number of negative alcohol and drug (AOD) use outcomes and psychopathology. Mindfulness meditation focuses on enhancing affect regulation, and may be particularly beneficial for individuals with lower distress tolerance. This secondary analysis tested whether distress tolerance for …

    washington Repository record for Distress Tolerance as a Moderator of Mindfulness-based Relapse Prevention Effects on Alcohol and Other Drug Use Outcomes (opens in a new tab)

  5. Investigating Elevated Aqua Modis Aerosol Optical Depth Retrievals Over The Mid-Latitude Southern Oceans

    <p>A band of elevated aerosol optical depth (AOD) over the mid-latitude Southern Oceans has been identified in some passive satellite-based aerosol datasets such as Moderate Resolution Imaging SpectroRadiometer (MODIS) and Multi-angle Imaging SpectroRadiometer (MISR) products. In this study, Aqua …

    nodak Repository record for Investigating Elevated Aqua Modis Aerosol Optical Depth Retrievals Over The Mid-Latitude Southern Oceans (opens in a new tab)

  6. Footprints: Participant perspectives informing pedagogy for asynchronous online discussion in initial teacher education

    … staff experience asynchronous online discussion (AOD) within initial teacher education. The aim is to explore participant perspectives, including expectations of fellow participants, with a view to informing pedagogy, defined as the relationship between teaching and learning (Loughran, 2006). The …

    waikato-masters Repository record for Footprints: Participant perspectives informing pedagogy for asynchronous online discussion in initial teacher education (opens in a new tab)

  7. Remote measurement of aerosol optical properties using the NOAA POES AVHRR during ACE-1, TARFOX and ACE-2

    … Retrieved satellite aerosol optical depth (AOD) is compared to surface measured sunphotometer AOD collected during the International Global Atmospheric Chemistry (IGAC) Project's Second Aerosol Characterization Experiment (ACE-2) from June 16 to July 25, 1997. The comparison data set has a …

    nps Repository record for Remote measurement of aerosol optical properties using the NOAA POES AVHRR during ACE-1, TARFOX and ACE-2 (opens in a new tab)

  8. Telling Another Story: Looking for Ways of Working in Partnership with Indigenous Australian People Seeking Help for Alcohol and Other Drug Problems from Mainstream Services

    … therapy by mainstream alcohol and other drug (AOD) services in counselling Australian indigenous people. Narrative therapy and narrative practices emerged from work developed in partnership with indigenous practitioners in the 1980s in Australia, and although little research has been done on …

    vu-aus Repository record for Telling Another Story: Looking for Ways of Working in Partnership with Indigenous Australian People Seeking Help for Alcohol and Other Drug Problems from Mainstream Services (opens in a new tab)

  9. Satellite constraints on surface concentrations of particulate matter

    … satellite-observed aerosol optical depth (AOD) and surface concentrations. This dissertation explores how satellite observations can be used in conjunction with a chemical transport model (GEOS-Chem) to better understand this relationship. First, we investigate the seasonality in aerosols …

    colostate Repository record for Satellite constraints on surface concentrations of particulate matter (opens in a new tab)

  10. Integration of Satellite Remote Sensing and Ground-based Measurement for Modelling the Spatiotemporal Distribution of Fine Particulate Matter at a Regional Scale

    … and in situ measurement. Aerosol optical depth (AOD) data from the Moderate Resolution Imaging Spectroradiometer (MODIS) is analyzed to estimate fine particulate matter (PM2.5) concentrations as the target air pollutant. The spatial-temporal distribution of columnar aerosol loading is …

    queens Repository record for Integration of Satellite Remote Sensing and Ground-based Measurement for Modelling the Spatiotemporal Distribution of Fine Particulate Matter at a Regional Scale (opens in a new tab)

  11. Measuring anaerobic performance in children using accumulated oxygen deficit

    … of determining accumulated oxygen deficit (AOD) in children and quantified the anaerobic performance of children in a variety of ways. The first of the studies investigated the developmental profile of anaerobic performance using AOD in three groups of male children classified as …

    vu-aus Repository record for Measuring anaerobic performance in children using accumulated oxygen deficit (opens in a new tab)

  12. Multiscale Spatial and Temporal Modelling of Fine Particulate Matter (PM2.5) from Wildfire Smoke Using Remote Sensing and Statistical Methods

    … Network (ANN). Predictor variables were MODIS AOD images, ground PM2.5 measurements, and ancillary land use and meteorological data. LUR models were used to predict PM2.5 in three distinct periods: before, during, and after a wildfire. Results showed a major difference in predictors between the …

    calgary Repository record for Multiscale Spatial and Temporal Modelling of Fine Particulate Matter (PM2.5) from Wildfire Smoke Using Remote Sensing and Statistical Methods (opens in a new tab)

  13. Determining The Effectiveness Of Satellite Remote Sensing Products To Quantify Aerosol Pollution In The Semi-Arid Western U.S.

    … using retrievals of aerosol optical depth (AOD) in the dark, vegetated eastern U.S. However, the semi-arid western U.S. continues to be an unproven and infrequently explored area for remotely sensed aerosol pollution retrievals, both for evaluating the ability of satellites to quantify AOD

    unr Repository record for Determining The Effectiveness Of Satellite Remote Sensing Products To Quantify Aerosol Pollution In The Semi-Arid Western U.S. (opens in a new tab)

  14. A Geographical Comparison of the Relationship Between Aerosol Optical Depth and Fine Particulate Matter in Indiana

    … the strongest correlation between the PM2.5 and AOD data sets occurs during the summer and fall. Terra satellite data was used in this study due to availability of images for the geographic area of the state of Indiana during the time period of the study. PM2.5 measurements from 12 IDEM …

    iupui Repository record for A Geographical Comparison of the Relationship Between Aerosol Optical Depth and Fine Particulate Matter in Indiana (opens in a new tab)

  15. Tropospheric aerosol detection over Southern Ireland using a backscatter Raman lidar

    … layer (PBL) height, aerosol optical density (AOD) at 532 nm and lidar ratio values. The arithmetic average of the PBL height was found to be 608 ± 138 m with a median of 615 m, while average AOD at 532 nm for clean marine air masses was 0.119 ± 0.023 and for polluted air masses was 0.170 ± …

    cork Repository record for Tropospheric aerosol detection over Southern Ireland using a backscatter Raman lidar (opens in a new tab)

  16. UNDERSTANDING MISSING DATA IN REAL-TIME POLLUTION MONITORING SYSTEM IN CHINA

    … pollution measured by the Aerosol Optical Depth (AOD) has a negative relationship with the frequency of data missing. This relation- ship is weaker in dirty cities measured by the average AOD during the sample period and is reversed in very dirty cities.

    cornell Repository record for UNDERSTANDING MISSING DATA IN REAL-TIME POLLUTION MONITORING SYSTEM IN CHINA (opens in a new tab)

  17. Prevalence of substance use and its associated risk factors amongst secondary school students aged 12 to 17 years in Mzuzu, Malawi

    Background The use of alcohol and other drugs (AODs) among adolescents has emerged as an increasing public health concern globally and requires an urgent response in low- and middle-income countries (LMICs), particularly in Sub-Saharan Africa, where AOD use is on the rise. Recent systematic reviews …

    cape-town Repository record for Prevalence of substance use and its associated risk factors amongst secondary school students aged 12 to 17 years in Mzuzu, Malawi (opens in a new tab)

  18. Analysis of Aerosol Optical Depth for South Korea

    … This research analyzes aerosol optical depth (AOD), a measurement of aerosols present in the atmosphere, for South Korea, taking special interests in urban factors and topography. Through analyses using Matlab, a correlation between the AOD, urban factors, and topography was determined.

    unr Repository record for Analysis of Aerosol Optical Depth for South Korea (opens in a new tab)

  19. Improving Our Understanding of Atmospheric Aerosols and Their Climate Effects: Implications for Satellite Retrievals and GCM Simulations

    … collocated pixel level Aerosol Optical Depth (AOD) and Ångström Exponent (AE) data from MODerate resolution Imaging Spectroradiometer (MODIS) are compared with AERONET measurements over 10 stations representing typical aerosol regimes. The results show that while MODIS AOD well agrees with …

    columbia-diss Repository record for Improving Our Understanding of Atmospheric Aerosols and Their Climate Effects: Implications for Satellite Retrievals and GCM Simulations (opens in a new tab)

  20. Predicting the risk of progression in patients with thoracic aortic aneurysm

    … plasma protein measurements with aortic size: dAoD/dT = 0.43(baseline indexed AoD) -1.5(logTGFB1) -0.86(logIL2) dAoV/dT = 1.57(baseline indexed AoD) +0.01(logTGFB1) -22.5(logIL2) c) wall stress estimations appear to provide even more robust predictions of future growth d) PBMC-RNA profiling …

    cambridge Repository record for Predicting the risk of progression in patients with thoracic aortic aneurysm (opens in a new tab)

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