نتایج جستجو برای: rainfall index insurance
تعداد نتایج: 474674 فیلتر نتایج به سال:
We present a new algorithm to generate rainfall estimates with the thermal infrared (IR) band. The algorithm merges ancillary passive microwave (PMW) data from SSM/I with IR images to generate rainfall rates at the spatial and temporal resolutions of the IR sensor. Comparison against independent land-GPCC data shows how the algorithm slightly improves the GOES precipitation index (GPI) estimate...
introduction rainfall erosivity, the propulsion or power of causing erosion in separation and transport of soil particles, is in relation to water erosion. rainfall erosion is causing loss of soil, damage to agriculture and infrastructures which is followed by water pollution. changes in rainfall patterns exacerbate risk of erosion globally. rainfall erosivity plays an effective role in soil er...
A 70-year record of daily monsoon-season rainfall at a network of 13 stations in central-western India is analyzed using a 4state homogeneous hidden Markov model (HMM). The diagnosed states are seen to play distinct roles in the seasonal march of the monsoon, can be associated with “active” and “break” monsoon phases and capture the northward propagation of convective disturbances associated wi...
Extreme rainfall frequency analysis for Meteorological Sub-Division 4 of India was analyzed using Lmoments approach. Serial Correlation and Mann Kendall tests were conducted for checking serially independent and stationarity of the observations. The discordancy measure for the sites was conducted to detect the discordant sites. The regional homogeneity was tested by comparing with 500 generated...
This paper describes a new high-resolution multi-platform multi-sensor satellite rainfall product for Southern Africa covering the period 1993-2002. The Microwave Infra-Red Algorithm (MIRA) employed to generate the rainfall estimates combines high spatial and temporal resolution Meteosat infrared data with infrequent Special Sensor Microwave Imager (SSM/I) overpasses. A transfer function relati...
The U.S. federal government implements environmental, biofuels and crop insurance programs that influence land use. They are not well integrated in that cost savings from crop insurance subsidies are not acknowledged when screening land for retirement or when calculating the cost of land retirement programs. We identify and evaluate an optimal benefit index for enrollment in a land retirement p...
A 70-year record of daily monsoon-season rainfall at a network of 13 stations in central-western India is analyzed using a 4state homogeneous hidden Markov model (HMM). The diagnosed states are seen to play distinct roles in the seasonal march of the monsoon, can be associated with “active” and “break” monsoon phases and capture the northward propagation of convective disturbances associated wi...
Predicting the spatial and temporal occurrence of rainfall triggered landslides represents an important scientific and operational issue due to the high threat that they pose to human life and property. This study investigates the relationship between rainfall, soil moisture conditions and landslide movement by using recorded movements of a rock slope located in central Italy, the Torgiovannett...
a prediction of maximum monthly rainfall is indispensable for management of agriculture and for management of water resources. previous studies have demonstrated that see surface temperatures affect rainfall in their surrounding regions. in this study the relationship between sea surface temperatures of persian gulf and that of red sea, and maximum monthly rainfalls recorded at illam meteorolog...
This study on farmers’ perception and management of natural hazards in production and security of farm investment was carried out in Isuikwuato Local Government Area of Abia State, Nigeria. The study was sought to identify farmers’ perceived natural hazards in food production; identify adopted measures used in mitigating impacts of the hazards and determined factors that influenced farmers from...
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