Advances in Groundwater Resource Development: Innovative Methods and Technologies, 2nd Edition

Dear Colleagues,

Groundwater provides drinking water for up to 50% of the global population and remains a critical resource for sustainable development. The quantity and quality of groundwater resources face significant challenges due to climate change, human activities, and natural geological processes. Understanding the complex interactions between groundwater, sediments, and various contaminants is crucial for effective resource management and protection.

Recent advances in hydrogeological research have led to innovative approaches in studying groundwater quantity and quality dynamics. Researchers are employing state-of-the-art technologies, including environmental tracers, isotope techniques, and artificial intelligence, to help us better understand groundwater–sediment interactions, contaminant transport mechanisms, and aquifer recharge processes. These methods provide valuable insights into both the quantitative aspects of groundwater resources and the qualitative changes influenced by sediment–water interactions.

The role of sediments in groundwater systems is particularly significant, as they can act as both sources and sinks for various contaminants, affecting water quality while also influencing aquifer storage capacity and groundwater flow patterns. Advanced numerical modeling approaches, coupled with high-resolution monitoring systems, are enabling researchers to better understand these complex relationships and predict changes in both water quantity and quality under various environmental conditions.

Emerging focus areas further highlight the need for integrated investigations. Natural organic matter and microbial communities play a critical role in governing biogeochemical reactions, contaminant degradation, and redox conditions within aquifers. Microbial pollution, often linked to anthropogenic activities, poses direct health risks and requires improved source tracking and attenuation assessment. Meanwhile, groundwater–surface water interactions—particularly in hyporheic zones—control the exchange of water, solutes, and energy, influencing contaminant fluxes and ecosystem functioning. At larger scales, regional water environment evolution, driven by climate variability and long-term human intervention, shapes the spatial and temporal trends of both water quantity and quality. Detailed characterization of sediment properties (e.g., grain size, mineralogy, organic carbon content) is essential to decipher their roles as pollutant carriers or natural remediation agents. Addressing these interconnected aspects is key to developing sustainable groundwater management and protection strategies.

This Special Issue of Water aims to focus on innovative methods and technologies in groundwater research, particularly emphasizing the interconnections between water quantity, quality, sediment interactions, and broader hydrogeological dynamics. We invite contributions that integrate field observations, experimental studies, and advanced modeling to advance our understanding of groundwater systems under multiple pressures. We aim to showcase cutting-edge research that addresses these critical aspects, providing new perspectives and solutions for sustainable groundwater resource development.

Dr. Zhuo Zhang
Dr. Zhen Wang
Dr. Adimalla Narsimha
Guest Editors

Manuscript Submission Information

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• groundwater pollution
• anthropogenic activities
• heavy metals
• natural organic matter
• sediment characteristics
• sediment–groundwater interaction
• sediment geochemistry
• sediment-bound contaminants
• groundwater–surface water interaction
• regional water environment evolution
• source apportionment
• numerical simulation
• machine learning
• groundwater pollution remediation
• health risk assessment

• Advances in Groundwater Resource Development: Innovative Methods and Technologies in Water (6 articles)