Watery world -- Water and history -- What is Water? -- Fresh and Saltwater -- Light, sound, and pressure -- Oceans and seas -- Ocean layers and currents -- Waves and tides -- Water and weather -- The water cycle -- Water and climate -- Drought and flood -- Erosion and weathering -- Streams and rivers -- Lakes and swamps -- Hidden water -- Frozen water -- Water of life -- Living in water -- Roots and leaves -- Living on dry land -- Water in your body -- Water and health -- Water supply -- Farms and factories -- Fishing and fish farming -- Water power -- Water conflict -- Water in the future -- Access and consumption -- Timeline -- Find out more.
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