💧 Category 05

Water and Water Resources

From catchment to tap — five foundational articles on drinking water safety, freshwater pollution, groundwater protection, wastewater management, and treatment processes.

📝 5 articles· ⌛ ~30 min total reading· 🇺🇦 Українська версія

Articles in this category

Water treated as one connected system — from sources and aquifers through treatment, distribution, wastewater, and ecosystem condition.

Article 01
Drinking Water Quality: Which Indicators Determine Whether Water Is Safe
Microbiological, chemical, physical and radiological parameters — and why safety comes from a system of barriers, not a single lab test.
⏲ 5 min read·Foundational
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Article 02
River and Lake Pollution: Major Sources and Consequences for Ecosystems
Point and diffuse sources, eutrophication, oxygen depletion, toxic accumulation in food webs, and basin-level protection and restoration strategies.
⏲ 6 min read·Foundational
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Article 03
Groundwater: How It Forms, Becomes Contaminated, and Is Protected
Aquifer recharge, contamination from nitrates, petroleum, and landfills, protection zones, well design, and why remediation costs far more than prevention.
⏲ 6 min read·Intermediate
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Article 04
Wastewater: What It Contains and How Treatment Works
Domestic, industrial, and stormwater flows, treatment stages, nutrient removal, sludge management, industrial pretreatment, and resource recovery from wastewater.
⏲ 6 min read·Intermediate
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Article 05
Water Treatment: How Raw Water Is Prepared for Safe Use
Source protection, coagulation, filtration, activated carbon, membranes, disinfection, by-product management, and Water Safety Plans explained step by step.
⏲ 7 min read·Intermediate
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