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Climate change and increases in drought conditions affect the lives of many and are closely tied to global agricultural output and livestock production. This research presents a novel approach utilizing machine learning frameworks for…

Image and Video Processing · Electrical Eng. & Systems 2023-06-02 Veronica Wairimu Muriga , Benjamin Rich , Francesco Mauro , Alessandro Sebastianelli , Silvia Liberata Ullo

Drought is a complex natural hazard that affects ecological and human systems, often resulting in substantial environmental and economic losses. Recent increases in drought severity, frequency, and duration underscore the need for effective…

Drought is one of the most destructive and expensive natural disasters, severely impacting natural resources and risks by depleting water resources and diminishing agricultural yields. Under climate change, accurately predicting drought is…

Machine Learning · Computer Science 2024-12-20 Xuwei Tan , Qian Zhao , Yanlan Liu , Xueru Zhang

Climate change is expected to increase the likelihood of drought events, with severe implications for food security. Unlike other natural disasters, droughts have a slow onset and depend on various external factors, making drought detection…

As drought is among the natural hazards which affects people and economies worldwide and often results in huge monetary losses sophisticated methods for drought monitoring and decision making are needed. Several different approaches to…

Applications · Statistics 2015-08-27 Tobias M. Erhardt , Claudia Czado

Drought is a global threat caused by the persistent challenges of climate change. It is important to identify drought conditions based on the weather variables and their patterns. In this study, we enhanced the Standardized Precipitation…

Applications · Statistics 2023-09-22 Sachini Karunarathne , Kushani De Silva , Sanjeewa Perera

The probability of a drought for a particular region is crucial when making decisions related to agriculture. Forecasting this probability is critical for management and challenging at the same time. The prediction model should consider…

Machine Learning · Computer Science 2022-09-02 V. Grabar , A. Lukashevich , A. Zaytsev

Acquiring a better understanding of drought impacts becomes increasingly vital under a warming climate. Traditional drought indices describe mainly biophysical variables and not impacts on social, economic, and environmental systems. We…

Computation and Language · Computer Science 2022-12-09 Beichen Zhang , Frank Schilder , Kelly Helm Smith , Michael J. Hayes , Sherri Harms , Tsegaye Tadesse

An application of the Soil Moisture Agricultural Drought Index (SMADI) at the global scale is presented. The index integrates surface soil moisture from the SMOS mission with land surface temperature (LST) and Normalized Difference…

Drought is a serious natural disaster that has a long duration and a wide range of influence. To decrease the drought-caused losses, drought prediction is the basis of making the corresponding drought prevention and disaster reduction…

Machine Learning · Computer Science 2022-07-08 Weiwei Jiang , Jiayun Luo

This study proposes Auto-Regressive Standardized Precipitation Index (ARSPI) as a novel alternative to the traditional Standardized Precipitation Index (SPI) for measuring drought by relaxing the assumption of independent and identical…

Applications · Statistics 2025-04-28 Soham Ghosh , Sujay Mukhoti , Pritee Sharma

Drought is a natural creeping threat with numerous damaging effects in various aspects of human life. Accurate drought prediction is a promising step in helping policy makers to set drought risk management strategies. To fulfill this…

Atmospheric and Oceanic Physics · Physics 2020-06-05 Yousef Hassanzadeh , Mohammadvaghef Ghazvinian , Amin Abdi , Saman Baharvand , Ali Jozaghi

Under climate change, the increasing frequency, intensity, and spatial extent of drought events lead to higher socio-economic costs. However, the relationships between the hydro-meteorological indicators and drought impacts are not…

Machine Learning · Computer Science 2022-11-08 Beichen Zhang , Fatima K. Abu Salem , Michael J. Hayes , Tsegaye Tadesse

Snow depth plays a central role in seasonal snowpack characterization and the terrestrial water cycle, yet remains challenging to estimate at high spatial resolution. Recent studies have shown that repeat-pass interferometric synthetic…

Computational Engineering, Finance, and Science · Computer Science 2026-04-21 Nayan Yadav , Shadi Oveisgharan , Shirin Jalali

Tracking internal layers in radar echograms with high accuracy is essential for understanding ice sheet dynamics and quantifying the impact of accelerated ice discharge in Greenland and other polar regions due to contemporary global climate…

Computer Vision and Pattern Recognition · Computer Science 2025-05-05 Oluwanisola Ibikunle , Hara Talasila , Debvrat Varshney , Jilu Li , John Paden , Maryam Rahnemoonfar

Understanding droughts in a climate context remains a major challenge. Over the United States, different choices of observations and metrics have often produced diametrically opposite insights. This paper focuses on understanding and…

Atmospheric and Oceanic Physics · Physics 2015-12-31 Poulomi Ganguli , Auroop R. Ganguly

The problem of high-quality drought forecasting up to a year in advance is critical for agriculture planning and insurance. Yet, it is still unsolved with reasonable accuracy due to data complexity and aridity stochasticity. We tackle…

Machine Learning · Computer Science 2024-07-15 Alexander Marusov , Vsevolod Grabar , Yury Maximov , Nazar Sotiriadi , Alexander Bulkin , Alexey Zaytsev

This paper investigates the impacts of climate change on groundwater droughts making use of regional projections and standardized indices: the Standardized Precipitation Index (SPI), the Standardized Precipitation Evapotranspiration Index…

Atmospheric and Oceanic Physics · Physics 2022-02-10 D. Secci , M. G. Tanda , M. D Oria , V. Todaro , C. Fagandini

Technological advancement in Wireless Sensor Networks (WSN) has made it become an invaluable component of a reliable environmental monitoring system; they form the digital skin' through which to 'sense' and collect the context of the…

Databases · Computer Science 2017-06-23 A. K. Akanbi , M. Masinde

A precise forecast for droughts is of considerable value to scientific research, agriculture, and water resource management. With emerging developments of data-driven approaches for hydro-climate modeling, this paper investigates an…

Machine Learning · Computer Science 2022-08-25 Shiheng Duan , Xiurui Zhang
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