Water and Sanitation

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How to Pump Water?

1. How to make Human-Powered Water-Lifters
2. How to Make a Hand Pump?
3. How to Make a Hydraulic Ram Pumps?
4. How to Make a Foot Pump?
5. How to Make a Roundabout Pump?
6. How to Make a Unimade Pump?
7. How to Make a Solar Pump?

How to Purify Water?

1. How to Filter Water with a Sand Filter?
2. How to Lower Water Turbidity with a Roughing Filter?
3. How to Pasteurize Water with a Plastic Bottle?
4. How to Test if the Water is Pasteurized?
5. Water Supplies for Food Processing
6. How to Purify Water with Moringa Seeds?
7. How to Purify Water With Solar Distillation?
8. How to Improve Water Quality using Vetiver Grass?

Water Irrigation Systems

1. Micro Irrigation

How to Harvest Water?

1. How to Harvest Rainwater
2. How to Harvest Run Off Rainwater?
3. How to Stock Water in Cement Water Jars
4. How to Build an Impluvium / Rain Tank?
5. How to Build a Kund?
6. How to Build Dams?
7. How to Build a Groundwater Dam?
8. How to Build a Rainwater Tank: Sri Lankan Pumpkin Tank?
9. How to Build an Underground Brick Dome Water Tank
10. How to build a Fog Trap?

How to Manage Water Resources?

1. How to Control Water Hyacinth?

How to Build Toilets, Watering Points and Washing Points?

1. How to Protect Water from Pollution?
2. How to Build Emergency Camp toilets?
3. How to Build Community Toilets?
4. How to Build Individual Toilets?
5. How to Build Dry Toilets?
6. How to Compost Toilet Waste?
7. How to Build a Village Fountain?
8. How to Make a Tippy Tap for Hand Washing?
9. How to Build a Village Washing Point?
10. How to Use Washing Water?