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The Wikipedia page on drinking water provides a comprehensive overview of this topic, including its sources, purification methods, and health implications. The page begins by discussing the sources of drinking water, which can include surface water (rivers, lakes, and reservoirs), groundwater (wells and aquifers), and rainwater harvesting. It explains how these sources may need to be treated to remove harmful contaminants and describes various methods of water purification, such as filtration, disinfection, and distillation. The page also delves into the quality of drinking water, highlighting the importance of maintaining certain levels of chemicals, minerals, and microorganisms for optimum human health. It explains how water quality standards are set by organizations like the World Health Organization (WHO) and the Environmental Protection Agency (EPA), and provides examples of contaminants that can be found in drinking water, including bacteria, viruses, heavy metals, and chemicals. Furthermore, the page discusses the importance of clean drinking water in preventing waterborne diseases and promoting good hygiene practices. It emphasizes the impact of poor water quality on public health, particularly in developing countries with inadequate sanitation and limited access to safe water sources. The section also addresses the global efforts to improve access to clean drinking water, such as the United Nations Sustainable Development Goal of ensuring universal access to safe and affordable drinking water for all. The page concludes by examining the environmental aspects of drinking water, including water scarcity, water pollution, and the concept of water conservation. It explores the various strategies and technologies used to manage water resources, such as water reuse, desalination, and watershed management. Overall, the Wikipedia page on drinking water offers a comprehensive and detailed overview of this vital resource, covering its sources, purification methods, health implications, and environmental considerations. It serves as a valuable resource for understanding the importance of clean drinking water and the challenges associated with ensuring its availability to all.