Title:
Groundwater: Global Challenges, Local Solutions, and Sustainable Management

Authors:
Dr. Robb Shawe, USA

Abstract:

Groundwater underpins public health, agriculture, and ecosystems, but depletion and contamination are undermining its reliability in many regions. This article synthesizes hydrogeologic principles with recent evidence on use, recharge, and water quality to inform sustainable management. The author explains how aquifer properties govern storage and flow, how climate variability and land use influence recharge, and how unmanaged extraction leads to drawdown, land subsidence, and economic losses. The author also reviews contamination pathways—including nutrients, industrial chemicals, and toxic metals—and summarizes associated health and ecological risks. Country examples from the United States, India, Pakistan, and Bangladesh illustrate diverse pressures, from agricultural over‑abstraction and PFAS to arsenic mobilization. Case studies demonstrate that effective responses integrate governance, monitoring, and technology. Modern well design improves access, while dense networks, remote sensing, and analytics enhance detection and forecasting. Targeted policies align withdrawals with recharge. Last, the author outlines practical strategies—conservation, efficient irrigation, risk-based limits, and routine quality surveillance—to secure groundwater as a resilient component of the water cycle amid climate change and population growth.

DOI: http://dx.doi.org/10.51505/ijaemr.2025.1515