Limpar
11.929 resultados

Acesso aberto

Tipo do recurso

Tipo de base de dados

Ano de criação

Produção nacional

Revisado por pares

Áreas

Idioma

Editores

Livro

Begell House

Imagens Acesso aberto

... settlement at Canton at the point where the tornado first struck. The house on the left is ...

0000 - Gale Group | NCCO Photography

Artigo Acesso aberto Revisado por pares

Joseph Golden, Daniel Purcell,

The NSSL Tornado-Intercept Project team intercepted and photographed an intense tornado that struck Union City, Okla., on 24 May 1973. The life cycle of the tornado was photographically documented. Photo-grammetric data permitted velocity ... from debris and cloud-tag motion. When the tornado was at its maximum size and intensity 2 ... tags rotating around the upper periphery of the tornado funnel had horizontal velocities up to 30–45 ... at radii of 400–700 m from the tornado's axis. A few representative calculations of upward ...

Tópico(s): Aeolian processes and effects

1978 - American Meteorological Society | Monthly Weather Review

Imagens Acesso aberto

... of the damage but shews the direction the tornado took. Shameen [the foreign settlement] can be seen ...

0000 - Gale Group | NCCO Photography

Artigo Acesso aberto Revisado por pares

Ernest M. Agee, John T. Snow, Frank S. Nickerson, P. R. Clare, Christopher R. Church, Lawrence A. Schaal,

An observational study of the West Lafayette, Ind., tornado of 20 March 1976 has been made that presents photographic evidence of tornado formation accompanied by suction "debris" vortices in the ... to 61.6 m s−1 as the tornado grew to its most intense stage. The aerial ... a tail-cloud formation similar to the Fargo tornado (Fujita, 1959) that rotated cyclonically through the northeast to northwest sector of the tornado cyclone with a tangential speed of 16 m ... at a distance of 3 km from the tornado funnel. Analysis of cloud photography further showed the ...

Tópico(s): Plant Water Relations and Carbon Dynamics

1977 - American Meteorological Society | Monthly Weather Review

Primary Document Acesso aberto

Chappelsmith, John.,

Smithsonian institution publication 59. Book.

0000 - Gale Group | Sabin

Artigo Acesso aberto Revisado por pares

Ernest M. Agee, John T. Snow, P. R. Clare,

Analyses are presented of the tornado tracks for four tornado families affecting Indiana and neighboring states on 3 April 1974. The study by Agee et al.(1975) ... the occurrence of multiple suction vortices in the tornado has been used by further extending Ward's ( ... multiple vortex phenomenon to the scale of the tornado cyclone. This has allowed an interpretation of multiple tornado events by means of which consecutive tornado damage paths may be frequently recognized as segments ... tracks for multiple vortices occurring within the larger tornado cyclone. A tornado cyclone, most likely within the ...

Tópico(s): Climate variability and models

1976 - American Meteorological Society | Monthly Weather Review

Artigo Acesso aberto Revisado por pares

Joseph G. Galway,

... Storm Forecast Center (NSSFC) has complied statistics on tornado occurrences for the period 1950–1973 which not ... descriptive features on each event. This study relates tornado deaths to the severe weather watches issued by ... 497 of the total caused fatalities. The total tornado-related deaths were 2575. The percentage of the ... 56%) for the entire period. Of the total tornado deaths, the percentage within valid watch areas is ... lead times end with the occurrence of a tornado producing death(s). The average lead times in ...

Tópico(s): Tree-ring climate responses

1975 - American Meteorological Society | Monthly Weather Review

Imagens Acesso aberto

Letterpress continues: 'The house shewn in this view is Messrs W. Pustau & Co.'s. It was in a peculiarly exposed position and its western wall about 2 or ...

0000 - Gale Group | NCCO Photography

Artigo Acesso aberto Revisado por pares

Ronald L. Holle, Michael W. Maier,

A tornado observed on 15 June 1973 in the FACE surface mesonetwork was studied on the mesoscale and cloud ... the center of the mesonet 30 min before tornado formation. Fed by the convergence of flow from ... of deep cumuli formed and developed rapidly. A tornado was observed as it dropped from this cumulus line. When the tornado dissipated 10 min later, heavy precipitation was reaching ... the now vigorous cumulonimbus that had spawned the tornado. The life cycle of the tornado and a period of 90 rain surrounding its ...

Tópico(s): Climate variability and models

1980 - American Meteorological Society | Monthly Weather Review

Imagens Acesso aberto

Letterpress continues: 'Some idea of the force of the wind may be gleaned from this view. The embankment on the side of the Canal, which is built of stone ...

0000 - Gale Group | NCCO Photography

Artigo Acesso aberto

Joseph T. Schaefer, Donald L. Kelly, Robert F. Abbey,

One of the principle applications of climatological tornado data is in tornado-hazard assessment. To perform such a hazard-potential determination, historical tornado characteristics in either a regional or tom area ... determine a site-specific point probability of a tornado greater than a specified intensity occurring. Various models ... However, a knowledge of the mean values of tornado track width, tornado track width, tornado affected area and tornado occurrence rate as both a function of tornado intensity and geographic area, along with a violence ...

Tópico(s): Plant Water Relations and Carbon Dynamics

1986 - American Meteorological Society | Journal of Climate and Applied Meteorology

Imagens Acesso aberto

Letterpress continues: 'Canal Road is situated immediately opposite the Shameen, and here are to be found the shops in which European household stores ...

0000 - Gale Group | NCCO Photography

Artigo Acesso aberto Revisado por pares

Jerald A. Brotzge, S. Erickson,

... in the lack of warnings. This dataset of tornado records was sorted by F scale, geographically by ... hour of the day, month of the year, tornado pathlength, tornado-to-radar distance, county population density, and number ... the greatest chance of not being warned. Singular tornado events (one tornado report per day within a WFO county warning area) and the first tornado report of the day were the most difficult ... to warn, with over half of all solitary tornado events not warned. Geographic areas that experienced a ...

Tópico(s): Climate variability and models

2009 - American Meteorological Society | Weather and Forecasting

Imagens Acesso aberto

View looking over scene of devastation. Letterpress continues: 'Picture to yourself a busy hive of myriads of human beings herded together in closely-packed ...

0000 - Gale Group | NCCO Photography

Artigo Acesso aberto Revisado por pares

Eugene W. McCaul,

... of temperature, moisture, and wind are constructed for tornado environments in tropical cyclones that affected the United ... at observation time. Guided by observed patterns of tornado occurrence, composites are constructed for a variety of ... also compared to composite soundings from Great Plains tornado environments. A variety of sounding parameters am examined ... are most closely related to the patterns of tornado distribution. Lower-tropospheric vertical shears are generally stronger in the tropical cyclone tornado environments than on the Great Plains. Vertical shear ...

Tópico(s): Ocean Waves and Remote Sensing

1991 - American Meteorological Society | Monthly Weather Review

Imagens Acesso aberto

Letterpress continues: 'This view ranges over nearly the same scene as the preceding one, but extends further west. The picture speaks for itself.'. Photographer: ...

0000 - Gale Group | NCCO Photography

Artigo Acesso aberto Revisado por pares

Joshua Wurman,

... behavior of multiple subtornadic-scale vortices in a tornado were examined and were compared with laboratory, conceptual, ... radar observations of an exceptionally large and violent tornado obtained with a Doppler on Wheels mobile radar ... structure, and persistence of multiple vortices in a tornado. Doppler velocity, received power, and spectral-width data ... in the core flow region of the parent tornado. It is hypothesized that either the very rapid ... one-half of the total shear across the tornado, about 170 m s–1. The amplitude of ...

Tópico(s): Tropical and Extratropical Cyclones Research

2002 - American Meteorological Society | Weather and Forecasting

Monograph Acesso aberto

Leaves Were Tied Together Book.

1890 - Gale Group | NCCO Photography

Artigo Acesso aberto Revisado por pares

Donald W. Burgess, Michael A. Magsig, Joshua Wurman, David C. Dowell, Yvette Richardson,

... weather radar perspective because a long-track violent tornado passed within close range of several Doppler radars, ... and because high-quality visual observations of the tornado were available. The tornado passed relatively close (15–60 km) to two ... Doppler on Wheels (DOW) radars also observed the tornado at very close range (3–8 km). The ... nearly continuous for a substantial portion of the tornado's life and provide detailed information on the high-resolution velocity field in and around the tornado. These data permit good estimates of tornado rotational ...

Tópico(s): Climate variability and models

2002 - American Meteorological Society | Weather and Forecasting

Jornais Acesso aberto

R. S. M., A. K., W. J. …, R. M. L., W. H. McF, Louis J. Bristow, D. W. D., John H. Parker, T. R. T.,

... Letters in Holland, A Smallpox Quarantine, The Tennessee Tornado It Extended Twenty Miles and Did Great Damage— ... Work to Begin Next Week—Hail Storm and Tornado—Several …, Shooting of Mrs Stuart Constables Apply for ...

1899 - Gale Group | SAS Part 1

Artigo

Bradley T. Ewing, Jonas Kruse, Mark A. Thompson,

... Texas taking into account the March 28, 2000 tornado. The tornado is treated econometrically as an intervention and both ... decline in the employment growth rate following the tornado. Among the sectors that exhibited differences in employment dynamics between the pre- and post-tornado periods, the mining sector experienced a significant increase in employment growth following the tornado while the service andwholesale, retail trade sectors experienced significant declines in employment growth in the post-tornado period. The manufacturing, service, and wholesale, retail trade ...

Tópico(s): Insurance and Financial Risk Management

2003 - Taylor & Francis | Global Environmental Change Part B Environmental Hazards

Jornais Acesso aberto

Tunku Varadarajan, Jon Ashworth, Matthew Wall, Richard Fisher, Paul Heiney, Nick Nuttall, Portia Colwell, G. A. Royle, Patricia Davies, Adrian Lee, Rob Hughes, Barbara Segall, Rose Wild, Simon Barnes, Richard Ford, Home Correspondent, Annabel Levy, Des Burkinshaw, Miriam Richardson, Carolyn Henderson, Max Glaskin, David Rhys Jones, John Diamond, Derek Young, Ivo Tennant, Joe Roberts, Amitai Etzioni, Philip Howard, Susan Bell, Hilary Finch, Michael Binyon, Jeremy Kingston, John Habgood, Nicholas Watt, Chief Ireland Correspondent, Carl Mortished, Ginny Dougary, Nick Nuttall, Environment Correspondent, Gillian Maxey, Simon Wilde, Leslie Holgate, Tony Patrick, Tom Walker, Ian Rutter, Clare Stewart, Joe Joseph, Bernard Levin, Louise Godfrey, D. J. Turner, Beauly, Jill Sherman, Chief Political Correspondent, Andrew Pierce and Michael Horsnell, Mervyn Brown, Robert Sheehan, D. R., Stewart Tendler Crime Correspondent, John Hopkins, Golf Correspondent, Ruth Gledhill, Alan Road, Carol Midgley, Media Correspondent, Rodney Sweetnam, Julia Neuberger, Ruth Gledhill Religion Correspondent, Martin Barrow, Sylvia Disley, Libby Purves, Michael Evans, Defence Correspondent, Ian Morton, Robin Young, Alan Hamilton, George Perry, Helen Dunmore, Michael Clark, T. P., Richard Stott, Frances Bissell, David Hands, P. B., David Long and Les Evans, Jill Sherman and Andrew Pierce, Belinda Harley, Peter Barnard, Ron Amsden, David Charter, A. Hunt, Atherstone, Derwent May, Mary Loudon, Kate Muir, Simon Tait, Stephen Anderton, Sarah Johnson, Daniel McGrory and Richard Duce, John Woodcock, Jenny Grove, L. G., Nathan Yates, Philip Circus, M. D. Howlett, Barry Millington, J. A., George Plumptre, Christina Koning, John Higgins, Adam Jones, Grainne Cumpstey, Raymond Keene, Vaughan Freeman, David Charter, Education Correspondent, Adam Sage, Gareth Huw Davies, Alan Lee, Cricket Correspondent, Peter Davalle, Emma Wilkins, David Robinson, Steven Keenan, Karen Zagor, P. W., Bronwen Maddox and our Foreign Staff, Paul Wilkinson, P. H. S, Charles Wylie, James Allcock, David Altheer, Gary Chance, Nathan Yates and Caroline Merrell, Richard Evans, Caroline Merrell, Robin Neillands, Bronwen Maddox, David Powell, Athletics Correspondent, Richard Owen, Erica Wagner, Roger Boyes, Nicholas Bennett, Oliver August, Ian Murray Medical Correspondent, Andrew Pierce Political Correspondent, Philip Webster, Political Editor, Laurence P. Rowley, Sandy Skinner, Stephanie Billen, David Hands Rugby Correspondent, C. Larlham, Anne Ashworth, Dominic Kennedy, James Kelly, Nick Szczepanik, Guy Walters, Philip Webster Political Editor, Sara McConnell, Alan Copps, James Pringle, Chris Parker, Roger Morsley Smith, James Anderson, Richard Evans Racing Correspondent, Mike Rosewell, Anjana Ahuja, Chris McGrath, Tim Wapshott, Michael Austin, Helen Mound, Jane Owen, Peter Riddell, Helen Pridham, Split-Second History, Douglas Finney, Tony Dawe, Richard Beeston, Brian Glanville, D. S., Graham Searjeant, David Sinclair, Simon Jenkins, Anne Ashworth Personal Finance Editor, Trevor Fishlock, Hattie Ellis, Mark Henderson, Martin Waller, Michael Horsnell, Chris Ayres, Heath Brown, Jill Parkin, Benedict Nightingale, Roger Dawson, Linsey McNeill, Stuart Birch, Tom Rhodes, Jonathan Meades, Marianne Curphey, Michael Horsnell and Daniel McGrory, Anne Ashworth and Karen Zagor, Julian Muscat Tennis Correspondent, Rob Andrew, Richard Morrison, Elizabeth Buchan, Michael Henderson, Valerie Grove, Malcolm MacKenzie, Alasdair Murray, C. P. F. Baillie, Bill Woodruff, Gill Hornby, Mark Dunn, Jonathan Mirsky, Christopher Irvine, Christine Buckley, Industrial Correspondent,

... get with some Jaguar and a bit of Tornado Legal & General Yes, I was that white van ... his driving skills on the famous circuit Harrier, Tornado, Red Arrows… and the cars Something for all ...

1997 - Gale Group | TDA

Artigo Acesso aberto Revisado por pares

Howard B. Bluestein, Wen-Chau Lee, Michael M. Bell, Christopher C. Weiss, Andrew L. Pazmany,

... depicts the near-surface life history of a tornado in a supercell in north-central Nebraska on 5 June 1999. The structure of the tornado vortex near the ground is described from a ... intervals during much of the lifetime of the tornado. The formation of the tornado vortex near the ground is described in . The wind and reflectivity features in the tornado evolved on timescales of 10 s or less. ... the azimuthal and radial wind fields in the tornado were estimated by applying the ground-based velocity ... disturbances for most of the lifetime of the tornado. The radius of maximum wind (RMW) contracted as ...

Tópico(s): Wind and Air Flow Studies

2003 - American Meteorological Society | Monthly Weather Review

Jornais Acesso aberto

R. M. L., A. K., J. J. Mott, Chairman, R. S. M., James G. Holmes, Adjutant General, Chief of Staff, H. H. H., "H. Y. Bader, Mayor", Peyton Wise, Chairman, Nina Fitch, Millicent Arrowpoint, A. Scorcher, Marion Depew, Lia Rand, Dr. H. F. Jokosa, Fanny Enders, Charles Inglesby, Olive Harper, Eliza Archard Conner, M. D., Comtesse Du Planty De Sourdy, Lucy Cleveland, C. J. Cutcliffe Hyne,

... Louis, or for Other Considerations, Michigan's Forked Tornado List of the People Killed—Towns and Farm ... s Games in Various League Cities, The Sherman Tornado How It Looked to a Man Who Narrowly ...

1896 - Gale Group | SAS Part 1