Question 1 of 3
Basic

How many people worldwide lack access to safe water supplies?

Question 2 of 3
Basic

What is a significant advantage of using hand pumps over traditional bucket and rope methods?

Question 3 of 3
Basic

What are the advantages of using solar energy for water pumping systems?

Question 3 of 3
Basic

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1: How many people worldwide lack access to safe water supplies?
27 million
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1: How many people worldwide lack access to safe water supplies?
155 million
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1: How many people worldwide lack access to safe water supplies?
884 million
2: What is a significant advantage of using hand pumps over traditional bucket and rope methods?
Lower maintenance costs
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2: What is a significant advantage of using hand pumps over traditional bucket and rope methods?
Longer lifespan
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2: What is a significant advantage of using hand pumps over traditional bucket and rope methods?
Prevents water contamination
3: What are the advantages of using solar energy for water pumping systems?
Higher energy costs compared to diesel
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3: What are the advantages of using solar energy for water pumping systems?
Reliability with no operating costs
3: What are the advantages of using solar energy for water pumping systems?
Constant power output on cloudy days
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3: What are the advantages of using solar energy for water pumping systems?
No impact of temperature on panel performance
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