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15
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Why do the holes in the ozone layer have a harmful effect on people?
They can cause skin cancer in people.
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seesaw
Swap points!
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rocket
Go to first place!
Okay!
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shark
Other team loses 5 points!
Okay!
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baam
Lose 10 points!
Oops!
15
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What is the greenhouse effect?
It happens when heat gets trapped in the Earthโs atmosphere by greenhouse gases.
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15
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What problems can fertilizer and pesticides cause?
They cause soil pollution, which is a threat to food security.
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monster
Reset all scores!
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fairy
Take points!
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25
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shark
Other team loses 20 points!
Okay!
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lifesaver
Give 20 points!
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baam
Lose 10 points!
Oops!
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rocket
Go to first place!
Okay!
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shark
Other team loses 25 points!
Okay!
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thief
Give points!
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15
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25
15
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What is more effective than recycling?
Choosing products that use less plastic and paper.
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15
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Which countries use the most renewable energy?
Iceland and Costa Rica.
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15
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What is the biggst polluter nowadays?
The car.
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15
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Why is taking the train better for the environment than planes?
The environmental impact can be 90% less.
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15
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How do rainforests help to control global warming?
They absorb carbon dioxide.
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seesaw
Swap points!
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gold
Win 50 points!
Okay!
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shark
Other team loses 15 points!
Okay!
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baam
Lose 25 points!
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15
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What type of soil do rainforests grow on? Why is this a problem?
Poor quality soil, which means that it gets washed away by rain and may turn into desert.
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15
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When did the problem of deforestation become extremely serious?
In the XXth century.
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15
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Why is acid rain harmful to the environment?
it contains acid from factory smoke and can cause damage to trees, rivers and buildings.
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15
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What is the main cause of global warming?
The increase in greenhouse gases (carbon dioxide, methane and nitrous oxide).
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