نتایج جستجو برای: hydrologists

تعداد نتایج: 296  

دل افروز, هادی, فاضلی فرد, محمدحسن, قاهری, عباس, قربانی, محمدعلی,

One of the challenges for hydrologists is finding a new method for hydrologic classification of catchments. An appropriate classification method can be effective in many branches of hydrologic science like modeling. To deal with the complexity and nonlinearity of hydrologic processes, some researchers have proposed using the chaos theory for catchment classification. In this research, possibili...

Journal: :Geosciences 2021

The snowpack is important for water resources, tourism, ecology, and the global energy budget. Over past century, we have gone from point measurements of snow equivalent (SWE) to estimate spring summer runoff volumes, remote sensing various properties at continuously finer spatial temporal resolutions, complexities hydrological modeling, current fusion field data with all improve our estimates ...

Journal: :Hydrology and Earth System Sciences 2021

Abstract. Despite showing great success of applications in many commercial fields, machine learning and data science models generally show limited scientific including hydrology (Karpatne et al., 2017). The approach is often criticized for its lack interpretability physical consistency. This has led to the emergence new modelling paradigms, such as theory-guided (TGDS) physics-informed learning...

Journal: :Advances in Civil Engineering 2021

Currently, desertification is a major problem in the western desert of Iraq. The harsh nature, remoteness, and size make it difficult expensive to monitor mitigate desertification. Therefore, this study proposed comprehensive cost-effective method, via integration geographic information systems (GISs) remote sensing (RS) techniques estimate potential risk desertification, identify most vulnerab...

2012
S. E. Thompson I. Ngambeki P. A. Troch M. Sivapalan

As hydrologists confront the future of water resources on a globalized, resource-scarce and humanimpacted planet, the educational preparation of future generations of water scientists becomes increasingly important. Although hydrology inherits a tradition of teacher-centered direct instruction – based on lecture, reading and assignment formats – a growing body of knowledge derived from engineer...

Journal: :Water Science & Technology: Water Supply 2023

Abstract Runoff is affected by natural and nonnatural factors in the process of formation, runoff series generally nonstationary time series. How to improve accuracy prediction has always been a difficult problem for hydrologists. The key solve this reduce complexity model. Based on aforementioned ideas, article uses complementary set empirical mode decomposition decompose into multiple intrins...

Journal: :Water 2022

Rivers are vital freshwater resources that cater to the needs of society. The burgeoning population and consequent land-use changes have altered hydrologic regime with biophysical chemical integrity changes. This necessitates understanding dynamics, flow regime, water quality riverine ecosystems. An assessment dynamics in Aghanashini River basin reveals a decline vegetation cover from 86.06% (1...

Journal: :IOP conference series 2022

Abstract The phenomenon of flooding that occurs in almost all regions the earth causes loss property and damage to public facilities many human lives. There are reports related with various solutions offered overcome flood problem. However, it seems these efforts have not been able eliminate Hydrologists widely reported factors cause an extensive scope. Therefore, this paper is limited discussi...

Journal: :Frontiers in water 2022

Against the background of a renewed interest in interdisciplinary water research, we begin this paper by diagnosing need for deeper engagement at epistemological and ontological level. We then analyse commitments three modeling examples: an academic human-flood model, nutrient transfer decision support model policy facing security model. These examples demonstrate how research practices are not...

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