Sustainability in EU
Materials
Water
Estonia
Varia
100

How much of all purchased food is wasted in an average EU household?

1/3 of food

100

How many types of plastic are collected and sorted?

7

100

What percentage of Earth's water is fresh water?

2,5%

100

How high is the higest mountain in Estonia, called The Big Egg Mountain?

318 meters

100

How many times can an A4 paper be folded?

7

200

How much waste in a year is generated per capita in EU? (average, in kilograms)

480 kilograms

200

What material can be recycled endlessly?

Glass

200

How much weewee can a human bladder hold?

300-400 ml

200

How many islands does Estonia have?

2222

200

What is the world population today?

7,769,892,830

300

What is the most widely recycled material in EU?

Aluminium

300

Why shredded paper cannot be recycled?

Because of the mutated paper fibres. 

300

Which kind of milk production has the smallest water footprint? Dairy, rice, soy, oat or almond?

Soy milk.

300

Prounounce the Estonian word:
"äiaõeoaõieaiaaua"

Closest pronouncion will get the points

300

How much of dihydrogen monoxide is lethal to a human?

4 liters (per hour)

400

How many sustainable development goals are there?

17

400

Why does Republic of the Congo play an important role in modern technology?

It is the only place where Cobalt is found.

400

How much water is needed to produce one cotton T shirt?

2650 liters

400

What do the following Estonian idioms mean?
1. To have a rabbit in your pants

2. To kill a bear

3. To have water in your oven

1. Rabbit in pants - you are scared

2. Kill a bear - take a dump

3. Water in oven - to be in trouble

400

Slovakia has the most participants in the annual World Cleanuyp Day. What percentage of the population of the country took part in the voluntary event?

12%

500

Which EU country uses the most renewable energy? How much? (in %)

Sweden, 53%

500

What is the most valuable heavy metal used in Lithium batteries?

Cobalt

500

How much water is needed to produce 1 kilogram of Serrano ham?

15 000 liters of water

500

How is Spain contributing to sustainability in Estonian capital?

Via trams and trolleybuses.

500

How much money did Fallas Celebration generate to Valencia last year?

60 000 000 euros

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