Search Results - "WEBLEY, P. W"

Analyzing the Eyjafjallajökull 2010 eruption using satellite remote sensing, lidar and WRF-Chem dispersion and tracking model by Webley, P. W., Steensen, T., Stuefer, M., Grell, G., Freitas, S., Pavolonis, M.

“…Volcanic ash forecasting is a critical tool in hazard assessment and operational volcano monitoring. The use of volcanic ash transport and dispersion models…”
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Evidence of atmospheric gravity waves during the 2008 eruption of Okmok volcano from seismic and remote sensing observations by De Angelis, S., McNutt, S. R., Webley, P. W.

“…Okmok volcano erupted on July 12, 2008, following an 11‐year hiatus. Detailed inspection of the syn‐eruptive seismograms revealed the presence of an ultra…”
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Atmospheric models, GPS and InSAR measurements of the tropospheric water vapour field over Mount Etna by Wadge, G., Webley, P. W., James, I. N., Bingley, R., Dodson, A., Waugh, S., Veneboer, T., Puglisi, G., Mattia, M., Baker, D., Edwards, S. C., Edwards, S. J., Clarke, P. J.

“…Dynamic models of atmospheric movement over the Mount Etna volcano are used to calculate the path delays affecting radar caused by variable water vapour in the…”
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Dispersion modeling of volcanic ash clouds: North Pacific eruptions, the past 40 years: 1970–2010 by Webley, P. W., Dean, K., Peterson, R., Steffke, A., Harrild, M., Groves, J.

“…Over the last 40 years, there have been numerous volcanic eruptions across the North Pacific (NOPAC) region that posed a potential threat to both local…”
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Experiences from near-real-time satellite-based volcano monitoring in Central America: case studies at Fuego, Guatemala by Webley, P. W., Wooster, M. J., Strauch, W., Saballos, J. A., Dill, K., Stephenson, P., Stephenson, J., Escobar Wolf, R., Matias, O.

“…Over the past decade, remote sensing has been used increasingly in the study of active volcanoes and their associated hazards. Ground-based remote sensing…”
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How accurate are volcanic ash simulations of the 2010 Eyjafjallajökull eruption? by Dacre, H. F., Harvey, N. J., Webley, P. W., Morton, D.

“…In the event of a volcanic eruption the decision to close airspace is based on forecast ash maps, produced using volcanic ash transport and dispersion models…”
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Integrating SAR and derived products into operational volcano monitoring and decision support systems by Meyer, F.J., McAlpin, D.B., Gong, W., Ajadi, O., Arko, S., Webley, P.W., Dehn, J.

“…Remote sensing plays a critical role in operational volcano monitoring due to the often remote locations of volcanic systems and the large spatial extent of…”
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Virtual Globe visualization of ash–aviation encounters, with the special case of the 1989 Redoubt–KLM incident by Webley, P.W.

“…The impact of natural hazards on the local environment causes major issues for those agencies responsible for warning and understanding of the risks. Analysis…”
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Predicting and Validating the Tracking of a Volcanic Ash Cloud during the 2006 Eruption of Mt. Augustine Volcano by Webley, P. W., Atkinson, D., Collins, R. L., Dean, K., Fochesatto, J., Sassen, K., Cahill, C. F., Prata, A., Flynn, C. J., Mizutani, K.

“…AVO is responsible for monitoring the 100 active volcanoes in the Northern Pacific and issues reports- in conjunc- tion with the Anchorage Volcanic Ash…”
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Determining radio wave delay by non-hydrostatic atmospheric modelling of water vapour over mountains by Webley, P.W., Wadge, G., James, I.N.

“…Meteorological modelling of tropospheric water vapour over and around Mount Etna, Sicily is used to determine the atmospheric delay on radio waves used in…”
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Atmospheric water vapour correction to InSAR surface motion measurements on mountains: results from a dense GPS network on Mount Etna by Webley, P.W., Bingley, R.M., Dodson, A.H., Wadge, G., Waugh, S.J., James, I.N.

“…In order for synthetic aperture radar interferometry (InSAR) to effectively measure the pattern of surface deformations of dynamic phenomena, such as…”
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Remote observations of eruptive clouds and surface thermal activity during the 2009 eruption of Redoubt volcano by Webley, P.W., Lopez, T.M., Ekstrand, A.L., Dean, K.G., Rinkleff, P., Dehn, J., Cahill, C.F., Wessels, R.L., Bailey, J.E., Izbekov, P., Worden, A.

“…Volcanoes often erupt explosively and generate a variety of hazards including volcanic ash clouds and gaseous plumes. These clouds and plumes are a significant…”
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DATA PROCESSING CONCEPTS FOR THE INTEGRATION OF SAR INTO OPERATIONAL VOLCANO MONITORING SYSTEMS by Meyer, F. J., McAlpin, D. B., Gong, W., Arko, S., Webley, P. W., Dehn, J.

“…Remote Sensing plays a critical role in operational volcano monitoring due to the often remote locations of volcanic systems and the large spatial extent of…”
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Modeling volcanic ash aggregation processes and related impacts on the April–May 2010 eruptions of Eyjafjallajökull volcano with WRF-Chem by Egan, Sean D., Stuefer, Martin, Webley, Peter W., Lopez, Taryn, Cahill, Catherine F., Hirtl, Marcus

“…Volcanic eruptions eject ash and gases into the atmosphere that can contribute to significant hazards to aviation, public and environment health, and the…”
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Predicting eruptions from precursory activity using remote sensing data hybridization by Reath, K.A., Ramsey, M.S., Dehn, J., Webley, P.W.

“…Many volcanoes produce some level of precursory activity prior to an eruption. This activity may or may not be detected depending on the available monitoring…”
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Virtual Globe visualization of ash-aviation encounters, with the special case of the 1989 Redoubt-KLM incident: Virtual Globes in Science by WEBLEY, P. W

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Evidence of atmospheric gravity waves during the 2008 eruption of Okmok volcano from seismic and remote sensing observations: GRAVITY WAVES AT OKMOK VOLCANO by De Angelis, S., McNutt, S. R., Webley, P. W.

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Performance analysis of atmospheric correction in InSAR data based on the Weather Research and Forecasting Model (WRF) by Gong, W, Meyer, F, Webley, P W, Morton, D, Liu, S

“…The influence of the turbulent atmosphere is seen as the main performance limitation for high-quality Interferometric Synthetic Aperture Radar (InSAR)…”
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Preliminary sensitivity study of eruption source parameters for operational volcanic ash cloud transport and dispersion models — A case study of the August 1992 eruption of the Crater Peak vent, Mount Spurr, Alaska by Webley, P.W., Stunder, B.J.B., Dean, K.G.

“…Ash clouds are one of the major hazards that result from volcanic eruptions. Once an eruption is reported, volcanic ash transport and dispersion (VATD) models…”
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Analyzing the Eyjafjallajökull 2010 eruption using satellite remote sensing, lidar and WRF-Chem dispersion and tracking model : The Eyjafjallajokul Volcanic Eruption in 2010 by WEBLEY, P. W, STEENSEN, T, STUEFER, M, GRELL, G, FREITAS, S, PAVOLONIS, M

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