Water Flashcards
What percent of our planet is covered in water?
71%
What percent of the world’s population experiences extreme water shortages for at least a month a year?
51%
What percent of our planet contains salt water?
97%
How much percent of our planet contains drinking water?
1%
Non-renewable meaning
natural resources
renewable meaning
resources that can be replenished/ renewed over time
Why is water not equally available to everyone?
it depends on:
the climate the price of water pollution size of population seasonal changes different geology different levels of wealth
Why do we use water?
to shower to drink to wash clothes to flush toilets to wash dishes to make food
How many litres does the UK use a day?
150l
Why does Ethiopia not have as much water as other countries?
They don’t have access to clean water
They have to walk for miles to collect dirty water which is heavy meaning they can only carry so much.
Tanneries meaning
where they make leather
How many people live in areas of water scarcity?
1.26 billion
How much has water consumption increase over the last 100 years?
It has increase by 6 times.
How much water is used to make a kilo of beef?
15,500l
What ways can be used to tackle the water issue?
Dams, Rainwater harvesters, desalination,
What are the positives and negatives of using dams?
It is more sustainable, water can be stored, jobs created,
uses a lot of energy and space, expensive, damages the eco-systems
What are the positives and negatives of using rainwater harvesters?
cheap, small, people don’t have to travel long distances
it may not rain, takes up space, no back up if you run out
What are the positives and negatives of using desalination?
creates fresh water, doesn’t disrupt the environment,
expensive, ugly, uses up a lot of energy, the water tastes bad, contributes o the greenhouse effect,
