Water Footprint
Lakes
Rivers
Glaciers
Dams
100

How much gallons of water a day does Sacramento’s residents use?

64 gallons

100

Currently how many lakes are there?

117 million lakes

100

How much water supply in the world will be gone if almost all rivers were to dry? 

3/4

100

What is the age of the oldest Alaskan glacier? 

30,000 years

100

Where will the Ethiopian Dam be placed? 

The Nile River

200

What is USA’s average daily use of water per capita?

94 GPCD

200

How many people need humanitarian relief to survive in the Lake Chad region?

10.7 million

200

how much Egyptians live near the Nile River? 

95%

200

How much remaining glaciers will melt by 2100?

1/3

200

Which country is the last to receive water from the Ethiopian Dam?

Egypt 

300

How much does Sacramento want to reduce its water use by? 

10%

300

what are the countries that depend on Lake Chad and need humanitarian aid? 

Niger, Nigeria, Cameroon, and Chad

300

How long is the Amazon River and how much does it account for the worlds river flow?

4,000 miles and 1/5

300

How much feet would the sea level rise and how many coastal cities will be covered in water if all glaciers were to melt? 

230ft and all coastal cities 

300

How many people are forced to move because of the Three Gorges Dam?

1.3-1.9 million 

400

What is California’s average water usage daily?

140 GPCD

400

How many square miles is Lake Poopó and what percent did it shrink to compared to its original size?

360 square miles and 2%

400

Which river used to flow from Western U.S. to the gulf of California in Mexico?

Colorado River 

400

Which mammal will be pushed to the brink of extinction if glaciers continue to melt? 

Polar Bears 

400

What is one of the largest dams in China and how much gigiwatts does it produce?

Three Gorges Dam and 22 gigiwatts

500

What is also included in California’s water consumption and which affects it the most?

Household use, meals eaten, clothes, and transportation. Agriculture affects it the most. 

500

How many dams, reservoirs, and miles of canals were built in the inefficient irrigation system that sped up the drying process of the Aral Sea?

20,000 miles of canals, 45 dams, and 80 reservoirs

500

Which river is located in a country with 200 million people and 90% of its water is used?

Indus River

500

Which oceans circulation will be changed as a result of melted glaciers? 

Atlantic Ocean 

500

Name 2 things that dams block?

Sediment from flowing and fish migration

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