Water shortage, intensified by climate change and poor management, presents a substantial risk to global sustainability, and human security. Increasing temperatures and unpredictable precipitation patterns hinder water accessibility, especially in susceptible areas like the Middle East and East Asia, where economic development may suffer owing to agricultural deficits and health repercussions. Presently, more than 2.4 billion individuals experience water stress, with disadvantaged areas being disproportionately impacted. Primary factors contributing to water shortage are population expansion, urban development, and contamination, which exert pressure on limited freshwater supplies. Inefficient agricultural techniques constitute over 72% of worldwide water withdrawals, exacerbating the situation. The ramifications surpass resource depletion; water insecurity incites migration, war, and fluctuations in food prices. Nonetheless, remedies are available. Coordinated policies that advocate for effective water distribution and infrastructure investment can bolster resilience. Innovations like wastewater recycling and climate-smart agriculture exemplify scalable success. Mitigating water shortage necessitates international cooperation and balanced resource allocation. Safeguarding ecosystems while promoting technology such as desalination is essential for ensuring sustainable water futures. Immediate action is essential to alleviate the effects of climate change on water supplies and provide a reliable supply for future generations.