Earth's Water
What percentage of Earth’s surface is water?
71%.
How many people face extreme water scarcity for one month a year?
Over half the world.
How much water does a person drink daily on average?
2 liters.
What percentage of Earth’s land is used for agriculture?
37%.
What’s the first step to reducing water waste?
Reducing food waste.
What percentage of Earth’s water is saltwater?
97%.
By what year could 20 more countries face water shortages?
2040.
How much water does a person consume daily, including hidden use?
3,000 liters.
How many Olympic-sized pools of water does agriculture use annually?
3.3 billion.
What are industries doing to save water?
Reusing and recycling.
How much of Earth’s freshwater is frozen in ice caps and glaciers?
Two-thirds.
How many of Earth’s 37 major reservoirs are being depleted?
21.
What percentage of water use is for household purposes?
3.6%.
Name two water-intensive foods.
Shelled nuts, red meat.
What percentage of farmed food is wasted?
One-third.
How much of Earth’s water is accessible freshwater?
Less than 1%.
Why is transporting water in some areas expensive?
Infrastructure and energy costs.
What percentage of water use is for factories?
4.4%.
What technique helps farmers grow “more crop per drop”?
Special irrigation.
What dietary change reduces water use?
Eating less water-intensive foods.
What system continuously recycles water on Earth?
Water cycle.
What factors make water unevenly distributed globally?
Climates and geography.
What industry uses 92% of humanity’s water?
Agriculture.
How much can a vegetarian diet reduce water use?
One-third.
Why is solving water scarcity a global problem?
Local actions affect global reservoirs.