Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Sandra L. LeGrand"'
Autor:
Sandra L. LeGrand, Theodore W. Letcher, Gregory S. Okin, Nicholas P. Webb, Alex R. Gallagher, Saroj Dhital, Taylor S. Hodgdon, Nancy P. Ziegler, Michelle L. Michaels
Roughness features (e.g., rocks, vegetation, furrows) that shelter or attenuate wind flow over the soil surface can considerably affect the magnitude and spatial distribution of sediment transport in active aeolian environments. Existing dust and sed
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2c3d51be0977badd0dfaa10c6244d70d
https://gmd.copernicus.org/articles/16/1009/2023/
https://gmd.copernicus.org/articles/16/1009/2023/
Autor:
Sandra L. LeGrand, Theodore W. Letcher, Gregory S. Okin, Nicholas P. Webb, Alex R. Gallagher, Saroj Dhital, Taylor S. Hodgdon, Nancy P. Ziegler, Michelle L. Michaels
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::714816aa001386501bef41bdc437ed23
https://doi.org/10.5194/gmd-2022-157-supplement
https://doi.org/10.5194/gmd-2022-157-supplement
Publikováno v:
Weather and Forecasting. 36:615-626
Blowing snow presents substantial risk to human activities by causing severe visibility degradation and snow drifting. Furthermore, blowing snow presents a weather forecast challenge since it is not generally simulated in operational weather forecast
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::519ee61e96c3984d8c24997feef5b686
https://doi.org/10.1175/waf-d-20-0106.1
https://doi.org/10.1175/waf-d-20-0106.1
Autor:
Nancy P. Ziegler, Nicholas P. Webb, John A. Gillies, Brandon L. Edwards, George Nikolich, Justin W. Van Zee, Brad F. Cooper, Dawn M. Browning, Ericha M. Courtright, Sandra L. LeGrand
Publikováno v:
SSRN Electronic Journal.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6272e2a3e4e79eaeebe057c8ba0fa212
https://doi.org/10.2139/ssrn.4130766
https://doi.org/10.2139/ssrn.4130766
Size Distribution of Mineral Dust Emissions From Sparsely Vegetated and Supply‐Limited Dryland Soils
Autor:
Brandon L. Edwards, Sandra L. LeGrand, Nancy P. Ziegler, Justin W. Van Zee, Brad F. Cooper, Nicholas P. Webb, Christopher Felt, Ericha M. Courtright
Publikováno v:
Journal of Geophysical Research: Atmospheres. 126
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1f9094990b4f8aa9f5a2383db125efa1
https://doi.org/10.1029/2021jd035478
https://doi.org/10.1029/2021jd035478
Autor:
Steven E. Peckham, Jeffrey D. Cetola, Glenn A. Creighton, Theodore W. Letcher, Chris Polashenski, Sandra L. LeGrand
Airborne particles of mineral dust play a key role in Earth’s climate system and affect human activities around the globe. The numerical weather modeling community has undertaken considerable efforts to accurately forecast these dust emissions. Her
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::415883d4bc5f00fefb62d7a6feb60f1c
https://doi.org/10.21079/11681/41560
https://doi.org/10.21079/11681/41560
Accurate dust-source characterizations are critical for effectively modeling dust storms. A previous study developed an approach to manually map dust plume-head point sources in a geographic information system (GIS) framework using Moderate Resolutio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4421dac72f22a22b6d995b77a913a4fd
https://doi.org/10.21079/11681/41542
https://doi.org/10.21079/11681/41542
Publikováno v:
Aeolian Research. 40:42-52
Accurate dust-source characterizations are critical for effectively modeling dust storms. A previous study developed an approach to manually map dust plume-head point sources in a geographic information system (GIS) framework using Moderate Resolutio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f670e1fa682e026c6bcf3d0ab0dac133
https://doi.org/10.1016/j.aeolia.2019.05.004
https://doi.org/10.1016/j.aeolia.2019.05.004
Autor:
Glenn A. Creighton, Chris Polashenski, Sandra L. LeGrand, Jeffrey D. Cetola, Steven E. Peckham, Theodore W. Letcher
Publikováno v:
Geoscientific Model Development, Vol 12, Pp 131-166 (2019)
Airborne particles of mineral dust play a key role in Earth's climate system and affect human activities around the globe. The numerical weather modeling community has undertaken considerable efforts to accurately forecast these dust emissions. Here,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::42b1a1ee18e2ee42f8e33c0e3ebece5e
https://www.geosci-model-dev.net/12/131/2019/gmd-12-131-2019.pdf
https://www.geosci-model-dev.net/12/131/2019/gmd-12-131-2019.pdf
Publikováno v:
Journal of Geophysical Research: Atmospheres. 125
Obtaining reliable estimates of aerodynamic roughness is necessary to interpret and accurately predict aeolian sediment transport dynamics. However, inherent uncertainties in field measurements and models of surface aerodynamic properties continue to
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f22feb12e1ac5974b81a231708c46f03
https://doi.org/10.1029/2019jd031978
https://doi.org/10.1029/2019jd031978