نتایج جستجو برای: wind speed and direction
تعداد نتایج: 16879641 فیلتر نتایج به سال:
In this work, the ERA5 reanalysis dataset, with its fine spatial and temporal resolution, is used to study wind speed direction characteristics in Mediterranean basin from 1979 2020. Their variability, trend mean values, as well their association, are examined monthly, annual interannual/decadal time scales. The long-term variability of assessed using angular variance, while interannual for spe...
the urban heat island effect refers to the temperature rise of the cities in comparison to the suburbs. this phenomenon which is a consequence of urbanization and has become a major issue in the urban climatology may have serious consequences in the developing countries which are facing a rapid and unplanned urban growth. tehran, the capital and the most populated city of iran, this phenomenon ...
Due to their restricted foraging range, flightless seabirds are ideal models to study the short-term variability in foraging success in response to environmentally driven food availability. Wind can be a driver of upwelling and food abundance in marine ecosystems such as the Southern Ocean, where wind regime changes due to global warming may have important ecological consequences. Southern rock...
Wind regime and sand grain size are two of the factors that determine the morphology and dynamics of sand dunes in desert areas. Regarding the importance of wind effects on sand dunes especially in Iran, in this study, Khartooran Erg was analyzed to determine wind direction and to detect sand source sites. Khartooran Erg is located on eastern north of Iran and lies in Khorasan Razavi and Semnan...
The wind is the horizontal movement of air masses. Wind can occur if there any difference in pressure between one place to another place. pattern from direction and velocity. That becomes a part influence rainfall. This research determine velocity who more dominant happens Tangerang district using windrose method relationship distribution rainfall with multiple linear regression analysis. uses ...
Horizontal winds at 850 hPa from tropical cyclones retrieved using the nonlinear balance equation, where the mass field was determined from Advanced Microwave Sounding Unit (AMSU) temperature soundings, are compared with the surface wind fields derived from NASA’s Quick Scatterometer (QuikSCAT) and Hurricane Research Division H*Wind analyses. It was found that the AMSU-derived wind speeds at 85...
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