In the next 15 years most urban cities in the developing world will face extreme water shortages. 

Did you know?
• Overuse and pollution of surface water sources has resulted in the tapping of rapidly depleting groundwater resources using tube-wells and deep wells.

• One of the solutions to the urban water crisis is rainwater harvesting. Most traditional water harvesting systems in urban areas have been neglected and fallen into disuse, worsening the water situation.

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activity:
Find out more about traditional rainwater-harvesting methods in your region. Design and build a model rainwater harvesting system.

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activity: rainwater harvesting (moderator version) (52)
activity: rainwater harvesting (student version) (59)