Introduction to this special section: Advances in geophysics for groundwater applications

Key Points

• The aim is to explore advancements in geophysics for better understanding groundwater resources.
• Discussed traditional well-based methods in hydrogeology.
• Analyzed limitations in spatial coverage of groundwater assessments.
• Highlighted the need for improved techniques in deep subsurface exploration.
• Population growth and climate change increase groundwater resource concerns.
• Traditional methods provide precise data at single points but are limited in broader coverage.