Explained - the water crisis quiz

What major city is likely to be the first in the world to run out of water?

• London

• Dar Es Salaam

• Paris

• Cape Town

What does the video mean when it refers to the concept of a "day zero"?

• An idea for a new day of the month

• The day on which a city will run out of water

• The first day of recorded history

• The day when the world will finally have clean water for all

97% of water on Earth is...

• frozen

• dirty

• salty

• fresh

Around 90% of humans live within __ kilometers of a fresh water source.

Which one of these uses the most water?

• Humans drinking water

• Humans using water for cooking, cleaning, bathing, etc.

• Food

Which of these requires the most water to make?

• A salad

• A bottle of Coca Cola

• Alfalfa sprouts

• A beef hamburger

In general, who suffers the most from water shortages?

• Business owners

• The police

• The poor

• Cows

What is the biggest problem surrounding desalination (the process of removing salt from ocean water to make it drinkable)?

• It takes a lot of energy

• It tastes horrible

• It kills fish

• We might drain the oceans entirely

In the end, how did Cape Town push back its day 0?

• They started charging more for water

• The opened a desalination plant

• They gave everyone free water filters

• People came together to conserve water