Results 301 to 310 of about 92,633 (340)

Wetland mitigation functions on hydrological droughts: From drought characteristics to propagation of meteorological droughts to hydrological droughts

Journal of Hydrology, 2023
Wetlands have been singled out as a potential nature-based solution for improving the resilience and reducing the risks of hydrometeorological extremes. However, whether and to what extent wetlands can affect hydrological droughts is not well understood.
Wu, Yanfeng   +6 more
openaire   +2 more sources

Hydrologic Drought Change Detection

Natural Hazards Review, 2019
AbstractThis study detects changes in hydrologic drought indices (HDIs), including magnitude (i.e., daily mean, low flows, and flow quantiles), variability (i.e., coefficient of variation), and dur...
Masoud Nasri, Reza Modarres
openaire   +1 more source

HYDROLOGICAL DROUGHT AND FIRE RELATIONSHIP

Proceedings of the XXVII Conference of the Danubian Countries on Hydrological Forecasting and Hydrological Bases of Water Management, 2020
Drought can be defined in meteorological terms or in relative terms with respect to hydrology and ecosystems. Meteorological drought is not a necessary or a sufficient condition for fire, because fires burn during conditions of normal seasonal aridity. Drought occurs without wildfires in the absence of ignitions.
Tzviatka Karagiozova, Plamen Ninov
openaire   +1 more source

Hydrological Drought Investigation Using Streamflow Drought Index

2020
This chapter aims to investigate hydrological drought events using streamflow drought index. The quantification of drought and wet events is an important process for water resources engineering and planning. There are different indices available for regional quantification of hydrological drought and wet conditions, depending on the type of data ...
Anurag Malik   +3 more
openaire   +1 more source

Comparison of Meteorological Drought and Hydrological Drought Index

Journal of the Korean Water Resources Association, 2015
본 연구는 기상학적 가뭄지수가 수문학적 가뭄에 대한 모사정도를 검토하였다. 기상학적 가뭄지수 중에서 강수량을 변수로 하는 SPI(Standardized Precipitation Index)와 강수량 및 증발산량을 변수로 하는 SPEI(Standardized Precipitation Evapotranspiration Index)를 이용하였고, 수문학적 가뭄 평가를 위하여 월 총 유입량과 하천수 가뭄지수인 SDI(Streamflow Drought Index)를 계산하여, 최종적으로 기상학적 가뭄지수와 수문학적 가뭄지수와의 상관정도를 분석하였다.
Bo-Ram Lee   +2 more
openaire   +1 more source

Assessment of Hydrological Drought Revisited

Water Resources Management, 2008
A variety of indices for characterising hydrological drought have been devised which, in general, are data demanding and computationally intensive. On the contrary, for meteorological droughts very simple and effective indices such as the Standardised Precipitation Index (SPI) have been used.
I. Nalbantis, G. Tsakiris
openaire   +1 more source

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