1,721,037 research outputs found

    Gonzalez 2021 tagged CO model archive

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    Please see README file for a detailed description of the data.This archive contains model code, input files, and simulation results for atmospheric carbon monoxide (CO) posted in association with the referenced paper.NASA (#NNX17AK18G)Millet, Dylan B.; Gonzalez, Andres; Yu, Xueying. (2021). Gonzalez 2021 tagged CO model archive. Retrieved from the University Digital Conservancy, https://doi.org/10.13020/p2ze-1y93

    Global isoprene measurements from CrIS

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    Please see README file and citation for a description of the data.This archive contains global measurements of atmospheric isoprene columns from the CrIS satellite sensor. Isoprene columns were derived using an artificial neural network approach as described in the citation below. Data are archived in association with that manuscript.NASA Atmospheric Composition Modeling and Analysis Program (Grant #NNX17AF61G)Wells, Kelley C.; Millet, Dylan B.. (2020). Global isoprene measurements from CrIS. Retrieved from the University Digital Conservancy, https://doi.org/10.13020/v959-dr15

    Data and code for volatile organic compound retrievals using the Scanning High-resolution Interferometer Sounder

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    Filename: SHIS_noise.zip Short description: This file includes S-HIS noise. The dataset includes the spectral wavenumber (cm-1) and the corresponding S-HIS Noise-Equivalent Spectral Radiance (NESR)(mW/(m2.sr.cm-1)). The noise values are used to characterize instrument measurement uncertainty as a function of spectral wavenumber Filename: CrIS_data.zip Short description: This file contains CrIS methanol and ethene column(molec/cm2) data from 2019-08-07 and 2019-08-08 over the Williams Flats Fire, provided for comparison with retrieved S-HIS column(molec/cm2). Filename: README.txt Short description: Description of data. Filename: Code.zip Short description: This repository contains subdirectories with the code to retrieve S-HIS radiances (mW/(m2.sr.cm-1)) in the manuscript. All routines are written in Python.This archive contains data and code used for developing and testing the Scanning High-resolution Interferometer Sounder (S-HIS) retrievals of volatile organic compounds that are described in the cited manuscript.This research was supported by the National Aeronautics and Space Administration (NASA; Grant #80NSSC23K1006, #80NSSC24M0037), the National Oceanic and Atmospheric Administration (NOAA; #NA22OAR4310200), and the Minnesota Supercomputing Institute (MSI).Hu, Chengyuan; Millet, Dylan; Wells, Kelley. (2026). Data and code for volatile organic compound retrievals using the Scanning High-resolution Interferometer Sounder. Retrieved from the Data Repository for the University of Minnesota (DRUM), https://doi.org/10.13020/rews-tm37

    Atmospheric formic acid measurements from the 2016 PROPHET-AMOS campaign at the University of Michigan Biological Station

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    This archive contains 10 Hz mixing ratio measurements for HCOOH and related compounds (acetone, isoprene, methanol, monoterpenes, and MVK+MACR), 1-minute averaged HCOOH soil chamber mixing ratio measurements, and raw CSAT-3B sonic anemometer measurements from the PROPHET-AMOS campaign archived in association with submission of the following manuscript: Alwe, H.D., D.B. Millet, X. Chen, J.D. Raff, Z. Payne, and K. Fledderman (2018), Oxidation of volatile organic compounds as the major source of formic acid in a mixed forest canopy, Geophys. Res. Lett., 46, 2940-2948, doi:10.1029/2018GL081526National Science Foundation (AGS-1428257, AGS-1148951)Alwe, Hariprasad D.; Millet, Dylan B.. (2018). Atmospheric formic acid measurements from the 2016 PROPHET-AMOS campaign at the University of Michigan Biological Station. Retrieved from the University Digital Conservancy, https://doi.org/10.13020/D6JQ3R

    ROCR Isoprene Retrievals from the CrIS Satellite Sensor

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    This archive contains the following files, all in netcdf format: 2012to2020_CrIS_Isoprene.nc - This file contains global CrIS isoprene column densities for each month of the year, averaged from 2012-2020 (2013-2020 for January). These data are shown in Figure 5, 6, and 9 of the manuscript. 2012to2020_summer_Ozarks_Isoprene.nc - This file contains daily CrIS isoprene averaged over the Ozarks [35 to 39 latitude, -95 to -90 longitude] from June-September 2012-2020. These data are shown in Figure 8 of the manuscript. 2013_Acre_Isoprene.nc - This file contains daily CrIS isoprene averaged over the Brazilian state of Acre [-12 to -6 latitude, -73 to -66 longitude] for 2013. These data are shown in Figure 10 of the manuscript.This archive contains new atmospheric isoprene measurements from the CrIS satellite sensor using the ROCR retrieval algorithm. Data are archived in association with the manuscript below.This work was supported by the NASA Aura Science Team (Grant No. 80NSSC20K0927) and the Minnesota Supercomputing Institute.Wells, Kelley C.; Millet, Dylan B.. (2022). ROCR Isoprene Retrievals from the CrIS Satellite Sensor. Retrieved from the University Digital Conservancy, https://doi.org/10.13020/5n0j-wx73

    Ecosystem-atmosphere fluxes of reactive carbon from the 2021 Flux Closure Study (FluCS) at Manitou Experimental Forest

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    Please see README files and citation for a description of the data.This archive contains hourly observed and modeled fluxes of ambient volatile organic compounds (VOCs) over Manitou Experimental Forest in Woodland Park, CO during the FluCS 2021 study throughout August and September 2021. Observations were collected via the eddy covariance method using mass spectrometry for VOC concentrations and a sonic anemometer for vertical windspeed. Model fluxes were simulated using the GEOS-Chem (v13.3) model. Also included are observed and simulated meteorology during this time period.National Science Foundation (AGS-1932771, AGS-1932849).Vermeuel, Michael P; Millet, Dylan B; Farmer, Delphine K; Pothier, Matson A; Link, Michael F. (2023). Ecosystem-atmosphere fluxes of reactive carbon from the 2021 Flux Closure Study (FluCS) at Manitou Experimental Forest. Retrieved from the University Digital Conservancy, https://doi.org/10.13020/ws9a-ae08

    Airborne measurements from the GEM study

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    Please see README file for a detailed description of the data.This archive contains airborne measurements from the GEM campaign. Data are archived in association with the following manuscript: Yu, X., D.B. Millet, K.C. Wells, T.J. Griffis, X. Chen, J.M. Baker, S.A. Conley, M.L. Smith, A. Gvakharia, E.A. Kort, G. Plant, and J.D. Wood (2020), Top-down constraints on methane point source emissions from animal agriculture and waste based on new airborne measurements in the US Upper Midwest, J. Geophys. Res., 125, e2019JG005429, doi:10.1029/2019JG005429.NASA (#NNX17AK18G, #80NSSC18K1393)Millet, Dylan B.; Conley, Stephan A.; Gvakharia, Alexander; Kort, Eric A.; Plant, Genevieve; Smith, Mackenzie L.; Yu, Xueying. (2019). Airborne measurements from the GEM study. Retrieved from the University Digital Conservancy, https://doi.org/10.13020/f50r-zh70

    Code Updates of GEOS-Chem Adjoint v35 for TROPOMI Methane 4D-Var Inversion

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    The archive includes a frozen version of the GEOS-Chem adjoint model code used for methane 4D-Var inversions. Please see README file for a detailed description of the code.The archive contains updated GEOS-Chem adjoint v35 code for TROPOMI methane 4D-Var inversion.NASA (#NNX17AK18G, #80NSSC18K1393)Yu, Xueying; Millet, Dylan B; Henze, Daven K. (2021). Code Updates of GEOS-Chem Adjoint v35 for TROPOMI Methane 4D-Var Inversion. Retrieved from the University Digital Conservancy, https://doi.org/10.13020/g5xc-nj81

    CrIS ROCR Isoprene Retrievals used for Mapping Atmospheric Oxidation

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    See accompanying Readme file for detailed datafile descriptions.This archive contains satellite-based observations of isoprene that are used in the reference cited below for mapping atmospheric oxidation rates from space.This work was supported by the NASA Aura Science Team (Grant No. 80NSSC20K0927) and the Minnesota Supercomputing Institute.Millet, Dylan B; Shutter, Joshua D; Wells, Kelley C. (2024). CrIS ROCR Isoprene Retrievals used for Mapping Atmospheric Oxidation. Retrieved from the University Digital Conservancy, https://doi.org/10.13020/9m63-j327

    Emissions of volatile organic compounds from the Fluxes of Reactive Organic Gases in New York (FROG-NY) study at Mineola, NY

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    This archive contains hourly observed volatile organic compound carbon (VOC-C) and OH reactivity (OHR) fluxes of volatile organic compounds (VOCs) measured with an Ionitof PTRQi-ToF (PTR) throughout Jul-Aug 2023 and Jan - Feb 2024 at Mineola, NY. Also included are observed meteorology during these time periods. These data are presented in the manuscript "Surface temperatures drive strong seasonality in urban reactive carbon emissions", Michael P. Vermeuel, Dylan B. Millet, Róisín Commane, et al., Submitted, 2026This project was supported by: NOAA Climate Program Office Atmospheric Chemistry, Carbon Cycle, and Climate (AC4) Program (NA21OAR4310133 and NA21OAR4310134). New York State Energy and Research Development Authority (NYSERDA) (project #183867).Vermeuel, Michael; Millet, Dylan. (2026). Emissions of volatile organic compounds from the Fluxes of Reactive Organic Gases in New York (FROG-NY) study at Mineola, NY. Retrieved from the Data Repository for the University of Minnesota (DRUM), https://hdl.handle.net/11299/278835
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