Помогите правильно составить вопросы:

Question

Помогите правильно составить вопросы:

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Answer 1

1) What do cars, planes and power stations make?

2) Do cars produce more or less CO2 than planes?

3) Do we have a lot of CO2 in the air?

4) What climate change is?

5) What can make the coral reef smash up and fish go away?