نتایج جستجو برای: rainfall level

تعداد نتایج: 1108765  

2013
M. Arias - Hidalgo B. Bhattacharya A. E. Mynett A. van Griensven

At present, new technologies are becoming available to extend the coverage of conventional meteorological datasets. An example is the TMPA-3B42R dataset (research – v6). The usefulness of this satellite rainfall product has been investigated in the hydrological modeling of the Vinces River catchment (Ecuadorian lowlands). The initial TMPA3B42R information exhibited some features of the precipit...

2010
HAIYAN JIANG EDWARD J. ZIPSER

Based on the University of Utah Tropical Rainfall Measuring Mission (TRMM) precipitation feature (PF) database, tropical cyclone PFs (TCPFs) are identified for over 600 storms that reached tropical storm intensity level or above around the globe during eight TC seasons from the period of 1998–2006. Each TC season includes 6 months yr. Six basins are considered: Atlantic (ATL), east-central Paci...

2008
A. W. Jayawardena

Climatic variability, unplanned land use pattern and encroachment into the flood plain are affecting the hydrology of Bagmati river basin of Nepal. In this study, methodology to improve present flood management system with non-structural countermeasures has been elaborated. Study of hydrological condition, basin scale rainfall runoff modeling and inundation analysis is helpful to prepare commun...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده مهندسی علوم آب 1393

drought is transient phenomenon , slow , repetitive and integral part of the climate of each region. drought begins with a substantial reduction in precipitation over the long-term average rainfall and over time, reduced soil moisture and surface and ground water resources will continue to decrease. this phenomenon is the most important in bakhtegan basin because of its importance in strategic ...

Journal: :فیزیک زمین و فضا 0
kpaikpai batebana assistant lecturer, college of atmospheric sciences, nanjing university of information science and technology, nanjing, jiangsu, china bob alex ogwang assistant lecturer, uganda national meteorological authority, kampala, uganda zin mie mie sein assistant lecturer, department of meteorology and hydrology, myanmar faustin katchele ogou assistant lecturer, college of atmospheric sciences, nanjing university of information science and technology, nanjing, jiangsu, china victor ongoma assistant lecturer, department of meteorology, south eastern kenya university, kitui, kenya jean paul ngarukiyimana assistant lecturer, college of atmospheric sciences, nanjing university of information science and technology, nanjing, jiangsu, china

this study investigates the atmospheric circulation associated with extreme rainfall events over the coastal west africa. the rainfall data of this study were obtained from the global precipitation climatology centre (gpcc), spanning from 1981 to 2010. the atmospheric datasets were also obtained from the era-interim reanalysis. the study employed the z-index to categorize dry and wet years into...

2003
Kirsten L. Findell Elfatih A. B. Eltahir

[1] This paper expands the one-dimensionally based CTP-HIlow framework for describing atmospheric controls on soil moisture-boundary layer interactions [Findell and Eltahir, 2003] to three dimensions by including low-level wind effects in the analysis. The framework is based on two measures of atmospheric thermodynamic properties: the convective triggering potential (CTP), a measure of the temp...

Doroodzan Dam basin is one of the strategic agricultural areas in Fars province. Changes in time series of climatic parameters, especially temperature and precipitation parameters, can have a significant impact on the growth cycle of agricultural products, the status of water resources and the economy of the populations in the area. In the present study, rainfall and temperature trends were inv...

2006
SERGEY KIRSHNER PADHRAIC SMYTH STEPHEN P. CHARLES BRYSON C. BATES

Daily rainfall occurrence and amount at 11 stations over North Queensland are examined for summers 1958– 1998, using a Hidden Markov Model (HMM). Daily rainfall variability is described in terms of the occurrence of five discrete ‘weather states’, identified by the HMM. Three states are characterized respectively by very wet, moderately wet, and dry conditions at most stations; two states have ...

2005
C. BATES

Daily rainfall occurrence and amount at 11 stations over North Queensland are examined during summer 1958–1998, using a Hidden Markov Model (HMM). Daily rainfall variability is described in terms of the occurrence of five discrete “weather states,” identified by the HMM. Three states are characterized respectively by very wet, moderately wet, and dry conditions at most stations; two states have...

Journal: :Environment and Development Economics 2022

Abstract In the context of climate change and increasing occurrences extreme events, it is essential to understand farmers' responses weather shocks adaptations. This paper uses a panel dataset 311 selected Indian districts ranging from 1966 2009 investigate how application chemical fertilizers varies in response rainfall shocks. Two shock measures are constructed based on deviation normal, cat...

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