نتایج جستجو برای: thunderstorm

تعداد نتایج: 1141  

2000
J. Cannons

Thunderstorms are an integral component in the Earth's atmospheric system and have profound influence on a variety of industries. Specifically, the occurrence of lightning discharges has many negative effects, including disturbances on power lines, the commencement of forest fires and the delay of aircraft missions. Consequently, modelling the patterns of lightning discharges is intended to pro...

2007
EARLE R. WILLIAMS ROGER M. LHERMITTE

The contribution of falling precipitation to thunderstorm electrification is examined from an energy standpoint by means of radar measurements of precipitation. The gravitational power associated with falling precipitation is compared with estimates of the thunderstorm electrical output as a test of a causal relationship between these two quantities. The relative importance of the gravitational...

Journal: :Monthly Weather Review 1921

Journal: :Prehospital and Disaster Medicine 2019

خداقلی, مرتضی, خطیبی, رسول, سلطانی, سعید,

To study the effect of climatic factors on Taverniera glabra species distribution in Iran rangelands, climatic variables were selected and factors affecting species distribution were evaluated using factor analysis. Then a spatial distribution map was prepared for all these factors throughout Iran. Factor analysis showed that 9 factors included: temperature, relative humidity, winter precipitat...

Thunderstorm is a destructive atmospheric phenomenon, which annually causes a lot of damage to various parts of human activities. Due to the accompaniment of thunderstorm with rainstorm and hail and its effective role in creating sudden floods, the analysis of the behavior of this hazard has been widely studied both in terms of agriculture and in terms of financial and life damages throughout t...

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