Results 61 to 70 of about 9,682 (276)

Software to Support Remote Sensing of River Discharge Based on Critical Flow Theory

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT Water resource management requires accurate observations of streamflow but standard field methods for measuring river discharge (Q$$ Q $$) can be costly and hazardous for equipment and personnel. Remote sensing has become a viable alternative, but many image‐based techniques require field data for calibration, and depth and velocity can seldom
Carl J. Legleiter, Inhyeok Bae
wiley   +1 more source

Productivity zoning and petrophysical assessment in the Munich metropolitan area for hydro-geothermal utilization using multivariate methods

open access: yesGeothermal Energy
The North Alpine Foreland Basin in Bavaria is one of Europe’s most important deep reservoirs for hydrogeothermal energy utilization for district heating.
Felix Schölderle   +4 more
doaj   +1 more source

Benthic Macroinvertebrate Recovery After Wastewater Treatment Plant Upgrades: Implications for Biomonitoring

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT During the past decade, major upgrades have been made to the Kitchener and Waterloo wastewater treatment plants (WWTPs) in the Grand River watershed in Ontario, Canada. As part of efforts to evaluate the effectiveness of these investments (>$450 M CDN), a benthic macroinvertebrate (BMI) monitoring program was initiated by sampling upstream and
Sean McLay   +9 more
wiley   +1 more source

Dam It, I’m Stranded: Evaluating Fish Stranding Downstream of Two Hydropeaking Dams in Northern Ontario

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT Globally, there has been an increase in the development and use of hydropower to produce energy. Hydropeaking is an operating regime that is used to meet real‐time energy demands; however, daily fluctuations in flows may result in fish becoming stranded.
Raegan Davis   +2 more
wiley   +1 more source

Composition characteristics and metal binding capacity of dissolved organic matter in the agriculture‐dominated Tuhai River

open access: yesRiver, EarlyView.
Abstract An essential part of river ecosystems, dissolved organic matter (DOM) has an enormous effect on the transport and variability of heavy metals. Nonetheless, our understanding of how the DOM affects heavy metal behavior in agricultural rivers remains limited. In this research, the DOM characteristics and effects on heavy metals (Cu2+, Zn2+, and
Dongling Sang   +8 more
wiley   +1 more source

Surface roughness measurements using UAV LiDAR and analysis of uncertainty factors

open access: yesRiver, EarlyView.
Abstract Surface root mean square height (SRMSH) is a key parameter characterizing surface roughness; it reflects soil hydrological properties and influences related physical processes. LiDAR offers an effective means for measuring SRMSH over large areas, yet the method involves several uncertainty factors that require further investigation.
Xiangdong Qin, Zhiguo Pang, Jingxuan Lu
wiley   +1 more source

Investigating Nitrate heterogeneity in a basement aquifer: A NO3 isotopes, CFCs-SF6, microbiological activity, geophysics and hydrogeology approaches in the critical zone [PDF]

open access: bronze, 2021
Emmanuelle Pételet-Giraud   +6 more
openalex   +1 more source

Mapping the Spatial Sensitivity of Aquitard Hydraulic Parameters on Pumping Test Drawdowns

open access: yesGroundwater, EarlyView.
Abstract This study investigates the spatial and temporal sensitivity of aquitard hydraulic conductivity and specific storage on drawdowns in pumping tests. The objective is to understand which area of the aquitard is represented by drawdowns in different observation wells.
Martijn D. van Leer   +4 more
wiley   +1 more source

Assessing groundwater and soil quality in West Kazakhstan amid climate impacts and oil industry contamination risks

open access: yesScientific Reports
Climate change from anthropogenic activities had resulted in devastating disruptions in Kazakhstan. This includes drought in 2023 and flooding in 2024, with widespread water pollution. The field surveys and water-soil sampling were carried out in 2013 to
Dinara Adenova   +5 more
doaj   +1 more source

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