Results 31 to 40 of about 13,649 (147)

Analysis and Evaluation of the Layered Precipitable Water Vapor Data from the FENGYUN-4A/AGRI over the Southeastern Tibetan Plateau

open access: yesAtmosphere, 2023
The Layered Precipitable Water Vapor (LPW) product derived from the Advanced Geosynchronous Radiation Imager (AGRI) onboard the first of the Chinese new generation geostationary satellite Fengyun-4A (FY-4A) has great significance for weather forecasting ...
Yunfan Song   +3 more
doaj   +1 more source

A reflectivity factor correction algorithm for X-band phased array radars

open access: yes暴雨灾害, 2023
The difference between reflectivity factors observed by different radars observing the same target affects the performance of the multi-radar mosaic. For X-band radars without beam blocking, this difference is mainly caused by calibration deviation and ...
Lefu YU   +3 more
doaj   +1 more source

Risk analysis of meteorological, agricultural, and hydrological drought events and study of drought propagation features: a case study in the upper Tapti River sub-basin, Central India

open access: yesJournal of Water and Climate Change, 2023
As a natural hazard, drought is a complex multivariate phenomenon that requires more comprehensive analysis. In this study, we studied meteorological, agricultural, and hydrological drought events with precipitation, soil moisture, and stream flow data ...
P. Kanthavel, C. K. Saxena, R. K. Singh
doaj   +1 more source

Assessing droughts using meteorological drought indices in Victoria, Australia [PDF]

open access: yesHydrology Research, 2014
Droughts adversely impact rural and urban communities, industry, primary production and, thus, a country's economy. Drought monitoring is directed to detecting the onset, persistence and severity of the drought. In this study, meteorological drought indices such as the Standardized Precipitation Index (SPI), the Reconnaissance Drought Index (RDI) and ...
Muhammed Bhuiyan   +2 more
openaire   +1 more source

Characteristics of Propagation of Meteorological to Hydrological Drought for Lake Baiyangdian in a Changing Environment

open access: yesAtmosphere, 2022
The analysis of drought propagation has garnered mounting attention in the changing global environment. The current studies tend to focus on the propagation characteristics from meteorological to hydrological drought in rivers. Lakes, despite being a key
Shan He   +3 more
doaj   +1 more source

Vegetation Drought Vulnerability Mapping Using a Copula Model of Vegetation Index and Meteorological Drought Index

open access: yesRemote Sensing, 2021
Since vegetation is closely related to a variety of hydrological factors, the vegetation condition during a drought is greatly affected by moisture supply or moisture demand from the atmosphere.
Jeongeun Won   +4 more
doaj   +1 more source

Correction method of heavy rainfall in the Sichuan Basin based on multi-model forecasting

open access: yes暴雨灾害
The terrain and landform of the Sichuan Basin are complex, which also make the forecast of heavy rainfall challenging, therefore the correction of the model precipitation forecast products is the crucial method to improve the quality of heavy rainfall ...
Keji LONG   +3 more
doaj   +1 more source

Investigation of drought propagation in South Korea using drought index and conditional probability

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2018
Meteorological drought commonly originates from precipitation deficit and is then propagated to agricultural and hydrological droughts. Since drought impacts are more directly related to agricultural and hydrological systems of human society, it is ...
Ji Yae Shin   +3 more
doaj   +1 more source

Study on the propagation probability characteristics and prediction model of meteorological drought to hydrological drought in basin based on copula function

open access: yesFrontiers in Earth Science, 2022
Studying the probability characteristics of meteorological drought transmission to hydrological drought can help alleviate drought and optimize the allocation of water resources.
Huiliang Wang   +3 more
doaj   +1 more source

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