Water

Marine and Coastal Algae: Biodiversity, Invasive Species, and Ecosystem Conservation

edited by

and

submission deadline 30 Jun 2026 | Viewed by 34 | Submission Open

Keywords: coastal ecosystems; ecosystem conservation; environmental DNA; habitat degradation; invasive species; long-term monitoring; macroalgae; macroalgal blooms; marine biodiversity; marine protected areas; metabarcoding; non-indigenous species; restoration

(This special issue belongs to the Section Biodiversity and Functionality of Aquatic Ecosystems)

Reimagining Sustainable Resource Recovery in Wastewater Treatment Processes

edited by

Aušra Mažeikienė

submission deadline 30 Jun 2026 | Viewed by 32 | Submission Open

Keywords: wastewater; treatment; sustainable; resource recovery

(This special issue belongs to the Section Wastewater Treatment and Reuse)

Hydroclimatic Changes in the Cold Regions

edited by Alexander Shiklomanov, Vladimir Alexeev and Hotaek Park

submission deadline 1 Jul 2026 | 1 articles | Viewed by 818 | Submission Open

Keywords: Arctic climate change; permafrost changes and feedback; snow and permafrost hydrology; ecohydrology of cold regions; hydrological processes in cold regions; river biogeochemistry in cold regions; Arctic water cycle; hydroclimatology of cold regions; hydrological modelling

(This special issue belongs to the Section Water and Climate Change)

The Soil–Water–Microbiome Nexus: Integrating Microbial Functions for Agricultural Sustainability

edited by Arnab Majumdar,

Debojyoti Moulick

and Tarit Roychowdhury

submission deadline 10 Jul 2026 | Viewed by 192 | Submission Open

Keywords: soil microbiome; water management; agroecosystem sustainability; microbial inoculants; nutrient cycling; climate resilience

(This special issue belongs to the Section Soil and Water)

Governance of the Marine Ecological Environment and High-Quality Blue Development

edited by

Shuhong Wang

submission deadline 10 Jul 2026 | Viewed by 78 | Submission Open

Keywords: marine ecological governance; high-quality blue development; sustainable blue economy; marine ecosystem restoration; marine pollution control; blue carbon; marine policy and management; climate change and oceans; integrated coastal zone management; green maritime industries

(This special issue belongs to the Section Oceans and Coastal Zones)

Pathways to Carbon Neutrality in Water Systems: The Role of LCA, Ecological Engineering, and Pollution Control

edited by

Shoubing Wang

and

Yonghong Bi

submission deadline 10 Jul 2026 | Viewed by 56 | Submission Open

Keywords: carbon footprint; ecological engineering; carbon neutrality; low-carbon fishery; photovoltaic fishery; water pollution control; life cycle assessment; low-carbon wastewater treatment facility; wetland ecosystem service; water– energy– carbon nexus

(This special issue belongs to the Section Water and Climate Change)

Advances of Multiphase Flow in Hydraulic and Marine Engineering

edited by Wei Liu,

Ling Zhou

and

Yuquan Zhang

submission deadline 10 Jul 2026 | Viewed by 49 | Submission Open

Keywords: multiphase flow; CFD modeling; air– water flow; cavitation; sediment transport; wave– structure interaction; subsea oil– gas– water flow; hydraulic structures; marine engineering

(This special issue belongs to the Section Hydraulics and Hydrodynamics)

Rainfall Variability, Drought, and Land Degradation

edited by

Moncef Bouaziz

and

Harris Vangelis

submission deadline 15 Jul 2026 | 2 articles | Viewed by 1377 | Submission Open

Keywords: rainfall; soil; land degradation; variabiltity; drought; modeling

(This special issue belongs to the Section Soil and Water)

Optimisation of Water Distribution System Design and Operation Under Uncertainty

edited by

Avi Ostfeld

and

Sriman Pankaj Boindala

submission deadline 15 Jul 2026 | Viewed by 195 | Submission Open

Keywords: water distribution systems; uncertainty analysis; hydraulic and water quality modeling under uncertainty; optimization under uncertainty; stochastic and robust optimization; adaptive operational control; decision support systems under uncertainty

(This special issue belongs to the Section Hydraulics and Hydrodynamics)

Advancing Applications in Hydrogeochemical Processes in Groundwater Systems

edited by

Jason Polk

and Nenad Marić

submission deadline 20 Jul 2026 | 4 articles | Viewed by 6681 | Submission Open

Keywords: groundwater systems; hydrogeochemical processes; hydrochemistry; isotopic and geochemical tracing; emerging contaminants and water quality concerns; karst hydrology; predictive modeling; water resource management

(This special issue belongs to the Section Hydrology)

Artificial Intelligence for Smart Water Treatment and Management

edited by

Bilal Khan

submission deadline 20 Jul 2026 | Viewed by 84 | Submission Open

Keywords: artificial intelligence in water treatment; machine learning and water management; smart water treatment and desalination systems; treatment process optimization; predictive analysis and forecasting; intelligent sensing and IoT; autonomous water treatment and desalination systems; sustainable water technologies; data-driven decision support

(This special issue belongs to the Section Wastewater Treatment and Reuse)

Application of Biosensors in Water Quality and Aquatic Environment Monitoring

edited by

Jisui Tan

and Xu Zhu

submission deadline 20 Jul 2026 | Viewed by 43 | Submission Open

Keywords: environmental monitoring; biosensor; emerging contaminants; portable device

(This special issue belongs to the Section New Sensors, New Technologies and Machine Learning in Water Sciences)

Advanced Fluid Mechanics in Hydraulic Engineering: Turbulence, Multiphase Flows, and Sediment Dynamics

edited by

Roberto Gaudio

and

Nadia Penna

submission deadline 20 Jul 2026 | Viewed by 43 | Submission Open

Keywords: environmental fluid mechanics; sediment transport; local scour; computational fluid dynamics (CFD); turbulent jets; fluid-structure interaction; eco-hydraulics; multiphase flows

(This special issue belongs to the Section Hydraulics and Hydrodynamics)

Groundwater Dynamics and Modeling

edited by

Jacek Gurwin

and Krzysztof Dragon

submission deadline 20 Jul 2026 | Viewed by 41 | Submission Open

Keywords: numerical groundwater modeling; regional groundwater systems; groundwater resources; water balance; recharge estimations; transport modelling; advanced monitoring systems; groundwater protection; mining hydrogeology; groundwater exploitation/pumping tests; geoinformatics tools in numerical modeling

(This special issue belongs to the Section Hydrogeology)

Membrane Bioreactors and Algae–Bacteria Consortia: Mechanisms, Innovations and Applications in Wastewater Treatment and Resource Recovery

edited by

Meijia Zhang

submission deadline 20 Jul 2026 | Viewed by 24 | Submission Open

Keywords: membrane bioreactor; algae– bacteria consortia; wastewater treatment; resource recovery; membrane fouling

(This special issue belongs to the Section Wastewater Treatment and Reuse)

Aquatic Ecosystem Assessment: Zooplankton

edited by Anita Galir,

Aleksandar Ostojić

and

Dubravka Špoljarić Maronić

submission deadline 20 Jul 2026 | Viewed by 12 | Submission Open

Keywords: environmental change; anthropogenic pollutants; physiology and reproduction; bioaccumulation; multiple-stressor interactions; ecosystem resilience

(This special issue belongs to the Section Biodiversity and Functionality of Aquatic Ecosystems)

Impacts of Human Activities and Engineering on Groundwater Hydrochemistry

edited by Xiaodong He

submission deadline 20 Jul 2026 | Viewed by 11 | Submission Open

Keywords: groundwater hydrochemistry; human activities; water quality; water– rock interactions; geochemical modeling; iso-topic tracing; deep hydrochemistry

(This special issue belongs to the Section Hydrogeology)

Optimizing Soil–Water Management for Enhanced Water Productivity and Irrigation Efficiency

edited by

Yue Li

submission deadline 20 Jul 2026 | Viewed by 9 | Submission Open

Keywords: soil– water management; water productivity; irrigation efficiency; rain-fed agriculture; irrigated agriculture; soil moisture; precision irrigation; water– fertilizer coupling

(This special issue belongs to the Section Soil and Water)

Environmental Evolution of Coastal Zones and Its Effects

edited by

Daniele Trogu

and

Runxia Sun

submission deadline 20 Jul 2026 | Viewed by 8 | Submission Open

Keywords: coastal evolution; sea-level change; coastal geomorphology; anthropogenic impacts; coastal ecosystems; sediment dynamics; climate change; coastal resilience; environmental monitoring; coastal management

(This special issue belongs to the Section Oceans and Coastal Zones)

Research on Physiology and Ecology of Corals in Water Environments

edited by

Chieh-Yu Pan

and

De-Sing Ding

submission deadline 20 Jul 2026 | Viewed by 6 | Submission Open

Keywords: aquatic ecosystems; environmental change; marine and coral reef ecosystems; lakes; and aquaculture environments

(This special issue belongs to the Section Biodiversity and Functionality of Aquatic Ecosystems)

Hydrodynamics and Sediment Transport in Rivers, Lakes, Coasts and Estuaries

edited by

Zhi-jun Dai

and

Jie Wang

submission deadline 20 Jul 2026 | Viewed by 5 | Submission Open

Keywords: hydrodynamics; sediment transport; geomorphic evolution; eco-hydrodynamic interaction; climate change; an-thropogenic perturbation; sustainable governance; fluvial-lacustrine-coastal-estuarine systems

(This special issue belongs to the Section Water Erosion and Sediment Transport)

Hydrological Hazards: Modelling, Monitoring, Management and Mitigation Measures

edited by

Lampros Vasiliades

,

Andreas Efstratiadis

and Ioannis Tsoukalas

submission deadline 20 Jul 2026 | Viewed by 1 | Submission Open

Keywords: hydrological hazards; floods; droughts; hydroinformatics; hydrological modelling; hydrodynamic modelling; flash floods; drought risk; spatiotemporal analysis; vulnerability mapping; climate change impacts; early warning systems (EWS); mitigation measures; nature-based solutions (NBS); resilience; water resources management

(This special issue belongs to the Section Hydrology)

Advanced Perspectives on the Water–Energy–Food Nexus

edited by Qiong Yue,

Guohua He

, Mengyang Wu and

Xinchun Cao

submission deadline 25 Jul 2026 | 3 articles | Viewed by 3992 | Submission Open

Keywords: water– energy– food nexus; integrated management; cross-sectoral policy; climate resilience; cascading risk

(This special issue belongs to the Section Water-Energy Nexus)

Application of Remote Sensing and GIS in Water Resources

edited by

Min-Cheng Tu

,

Hong-Yuan Huo

and

James Deemy

submission deadline 25 Jul 2026 | Viewed by 101 | Submission Open

Keywords: GIS; remote sensing; hydrology; satellite; drone; surface water; groundwater; cryosphere; flood; drought; rainfall-runoff; water quality; irrigation

(This special issue belongs to the Section New Sensors, New Technologies and Machine Learning in Water Sciences)

Microplastics in the Marine Environment: Distribution and Effects

edited by

Chrysi Papadimitriou

submission deadline 25 Jul 2026 | Viewed by 73 | Submission Open

Keywords: microplastics; marine pollution; ecotoxicology; environmental fate; trophic transfer

(This special issue belongs to the Section Oceans and Coastal Zones)

Water Quality Studies: Assessing the Presence of Nutrients and Pollutants, 2nd Edition

edited by

Sara Lehmann-Konera

and Joanna Potapowicz

submission deadline 25 Jul 2026 | Viewed by 37 | Submission Open

Keywords: transboundary pollutants; persistent compounds; bioaccumulative chemicals; toxic contaminants; trace elements; major ions; organic compounds; catchment; freshwater; runoff and discharge; climate change impact

(This special issue belongs to the Section Water Quality and Contamination)

Advancing Understanding of Extreme Precipitation in a Changing Climate: Processes, Predictability, and Risk

edited by Lei Yan

submission deadline 25 Jul 2026 | Viewed by 27 | Submission Open

Keywords: climate change; extreme precipitation; risk analysis; nonstationarity; climate teleconnections; predictability

(This special issue belongs to the Section Water and Climate Change)

Hillslope Hydrology and Slope Stability: A Nature-Based Solution (NBS) Approach

edited by

Guillermo Tardio

and

Slobodan B. Mickovski

submission deadline 25 Jul 2026 | Viewed by 16 | Submission Open

Keywords: landslide hazard; hillslope hydrology; slope stability; nature-based solutions; ecological engineering

(This special issue belongs to the Section Hydrogeology)

Impacts of Environmental Stressors on Benthic Community in Aquatic Ecosystems

edited by

Elisa Punzo

submission deadline 25 Jul 2026 | Viewed by 9 | Submission Open

Keywords: benthic communities; environmental impact; climate change; anthropogenic pressures; benthic biodiversity; ecosystem functioning; marine ecosystems; freshwater ecosystems

(This special issue belongs to the Section Biodiversity and Functionality of Aquatic Ecosystems)

Advanced Technology in Agricultural Water-Saving Irrigation

edited by Weihua Guo and Jintao Wang

submission deadline 25 Jul 2026 | Viewed by 5 | Submission Open

Keywords: smart irrigation; water-saving technology; precision irrigation; AI-driven models; sustainable agriculture

(This special issue belongs to the Section Water, Agriculture and Aquaculture)

Application of Nanomaterials in Soil and Aquatic Environment Remediation

edited by

Mohammadreza Khalaj

and

Mohammadreza Kamali

submission deadline 26 Jul 2026 | 1 articles | Viewed by 443 | Submission Open

Keywords: sustainable nanomaterials; wastewater treatment; soil remediation; degradation mechanisms; sustainability assessment; characterisation of NMs; adsorption; advanced oxidation process (AOPs); fate of NMs; photocatalyst

(This special issue belongs to the Section Wastewater Treatment and Reuse)

Advances in Rural and Agricultural Wastewater Treatment

edited by

Bassim Abbassi

and

Chris Kinsley

submission deadline 30 Jul 2026 | Viewed by 38 | Submission Open

Keywords: decentralized wastewater; onsite wastewater; biological treatment; physicochemical treatment; nutrient removal; agri-cultural wastewater; agricultural runoff

(This special issue belongs to the Section Wastewater Treatment and Reuse)

The Sources, Biological Factors and Migration Mechanisms of Metals and Metalloids in Aquatic Environments

edited by

Lía Celina Méndez-Rodríguez

submission deadline 31 Jul 2026 | Viewed by 55 | Submission Open

Keywords: trace elements; pollution; metal bioavailability; health risk; climate change; marine currents; mineral deposits ecotoxicology

(This special issue belongs to the Section Water Quality and Contamination)

Research Status of Operation and Management of Hydropower Station, 2nd Edition

edited by

Dong Liu

and Yanhe Xu

submission deadline 31 Jul 2026 | Viewed by 48 | Submission Open

Keywords: conventional hydropower stations; cascade hydropower stations; pumped storage power stations; nonlinear modelling; combined operation; optimal control; multienergy systems; stability analysis; new power systems; performance evaluation; fault diagnosis; trend prediction and early warning; renewable energy; artificial intelligence; optimization algorithms

(This special issue belongs to the Section Hydraulics and Hydrodynamics)

Development and Application of Global Hydrological Models

edited by Wei Qi,

Pan Yang

,

Yanhu He

and Tianyuan Zhang

submission deadline 31 Jul 2026 | Viewed by 47 | Submission Open

Keywords: global hydrological models (GHMs); flood risk; terrestrial water cycle; large-scale hydrology; water resources assessment; climate change impacts; human– water interactions; earth system modeling; hydrological extremes; global water scarcity; model development and validation

(This special issue belongs to the Section Hydrology)

Applications of Artificial Intelligence (AI) in Water Resources System, 2nd Edition

edited by

Avi Ostfeld

submission deadline 31 Jul 2026 | Viewed by 40 | Submission Open

Keywords: water resources systems; artificial intelligence; modeling; optimization; water distribution systems

(This special issue belongs to the Section Urban Water Management)

Hydrothermal Biomass Processing for Energy and Water Recovery

edited by Yong Wei Tiong

submission deadline 31 Jul 2026 | Viewed by 29 | Submission Open

Keywords: hydrothermal liquefaction (HTL); hydrothermal carbonization (HTC); wet biomass conversion; bio-oil and hydrochar production; aqueous phase valorisation; reactor design and process optimization; water and nutrient recovery; techno-economic analysis (TEA); life-cycle assessment (LCA); circular bioeconomy; waste-to-energy and waste-to-resource

(This special issue belongs to the Section Water-Energy Nexus)

Fluid Mechanics in Ocean Engineering: Modeling and Simulation

edited by Muhammad Hameed

submission deadline 31 Jul 2026 | Viewed by 25 | Submission Open

Keywords: ocean engineering; numerical simulation; computational fluid dynamics (CFD); hydrodynamic modeling; fluid– structure interaction; wave– current interaction; multiphase flow modeling; turbulence modeling; high-fidelity simulation; coastal and ocean processes; sediment transport; marine renewable energy; offshore structures; underwater vehicles; ocean environmental modeling

(This special issue belongs to the Section Oceans and Coastal Zones)

Anaerobic Processes in Wastewater Treatment: Current Limitations and Future Challenges

edited by

Jialing Tang

and

Shah Faisal

submission deadline 31 Jul 2026 | Viewed by 21 | Submission Open

Keywords: anaerobic digestion; digestate reuse and nutrient recovery; anaerobic membrane bioreactor; green energy; waste treatment; anaerobic process; fermentation

(This special issue belongs to the Section Wastewater Treatment and Reuse)

Groundwater Hydrochemistry in Mining Environments

edited by Pu Liu, Bo Li and

Zhimin Xu

submission deadline 31 Jul 2026 | Viewed by 18 | Submission Open

Keywords: acid mine drainage (AMD); heavy metal; hydrogeochemistry; mine closure; microbial hydrogeochemistry; multi-tracer isotopes; kinetics of sulfide mineral oxidation; reactive transport modeling; emerging contaminants; mineral recycling; machine learning technology; contamination treatment technology; coupled modeling of groundwater processes

(This special issue belongs to the Section Hydrogeology)

Emerging Contaminants in the Water Environment

edited by

Qi Zhou

submission deadline 31 Jul 2026 | Viewed by 12 | Submission Open

Keywords: emerging contaminants; antibiotic resistance genes; PFAS biodegradation; metabolic trade-offs; heavy metal biotransformation; synthetic microbial consortia; multi-omics integration; engineered microbiome

(This special issue belongs to the Section Water Quality and Contamination)

Epidemiology and Public Health Issues Related to Waters

edited by

Vincenzo Romano Spica

submission deadline 10 Aug 2026 | Viewed by 19 | Submission Open

Keywords: water and disease; water and risk; epidemiological methods; public health

(This special issue belongs to the Section Water and One Health)

Sustainable Water Management in Agricultural Irrigation

edited by Dat Q Tran

submission deadline 20 Aug 2026 | 4 articles | Viewed by 4789 | Submission Open

Keywords: irrigated agriculture; cropping patterns; irrigation technologies; managed aquifer recharge (MAR); re-claimed/treated water; water– energy– food nexus; transboundary conflict and cooperation; water institutions

(This special issue belongs to the Section Water, Agriculture and Aquaculture)

Biofilm Technologies for Circular and Sustainable Wastewater Treatment and Resource Recovery

edited by

Asma Ahmed

submission deadline 20 Aug 2026 | Viewed by 101 | Submission Open

Keywords: biofilm-based processes; wastewater treatment; resource recovery; waste valorisation; circular bioeconomy; fungal and algal biofilms; biofilm reactor design and scale-up; biofilm modelling and control; extracellular polymeric substances (EPS); environmental biotechnology

(This special issue belongs to the Section Wastewater Treatment and Reuse)

Science and Technology for Water Purification, 3rd Edition

edited by Yuanfeng Qi,

Ling Wang

, Kai He and

Fenglong Fan

submission deadline 20 Aug 2026 | Viewed by 9 | Submission Open

Keywords: recycling and resource; pollutant removal; byproduct remedy; functional materials; processing models; reactors; wastewater engineering; identification and analysis

(This special issue belongs to the Section Wastewater Treatment and Reuse)

Applications of Microorganisms Supported on Biochar for Soil Water Quality

edited by

Muhammad Salam

submission deadline 25 Aug 2026 | Viewed by 21 | Submission Open

Keywords: biochar– microbe composites; soil improvement; bioremediation; microbial immobilization; pollutant degradation; nutrient retention; eco-friendly strategy; agricultural sustainability; municipal waste and organic waste are the source of soil and water continents

(This special issue belongs to the Section Water Quality and Contamination)

Aquaculture Tailwater Treatment: Theoretical Foundations and Applied Techniques

edited by

Dapeng Li

submission deadline 31 Aug 2026 | 1 articles | Viewed by 1371 | Submission Open

Keywords: aquaculture effluent; tailwater treatment technology; aquatic environmental protection; nitrogen and phosphorus removal; waste resource utilization; environmental microbiology; intelligent equipment; sustainable aquaculture

(This special issue belongs to the Section Water, Agriculture and Aquaculture)

Water and Education: Teaching Sustainability, Managing Risks, and Shaping the Future

edited by

Álvaro-Francisco Morote

submission deadline 25 Sep 2026 | Viewed by 211 | Submission Open

Keywords: sustainable development goals (SDGs); climate change and water; water resources and landscapes; end-purposes of water teaching; flood risk management; water conservation strategies; hydrological cycle education; community engagement in water sustainability; resilient water governance

(This special issue belongs to the Section Water Resources Management, Policy and Governance)

Freshwater Fish Conservation and Management: Current Status and Future Prospects

edited by

Zeb Hogan

submission deadline 30 Sep 2026 | Viewed by 47 | Submission Open

Keywords: freshwater fish conservation; inland fishery management; migratory fishes; riverine ecosystem health; freshwater biodiversity; endangered species; anthropogenic threats to freshwater fishes; innovative monitoring methods and conservation solutions

(This special issue belongs to the Section Biodiversity and Functionality of Aquatic Ecosystems)

Innovations in Integrated Surface and Groundwater Model Development and Socio-Environmental Applications

edited by Nigel W. T. Quinn

submission deadline 30 Sep 2026 | Viewed by 46 | Submission Open

Keywords: decision support; model integration; artificial intelligence/machine learning; water resources; water quality; socio-environmental applications

(This special issue belongs to the Section Water Resources Management, Policy and Governance)

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