What ecological problem do you consider the most serious?, What can young people do to protect the environment?, Do you think ecological problems should be discussed at school, and why?, Do people have the Earth Hour in your country?, What can people do to save energy in their everyday life?, Do you approve of the Green Movement, and why?, What can teenagers do to make their hometown cleaner?, Would you like to live in a big city or in the country and why?, How can we reduce littering in the streets?, What is the rule of three R's?, What is the Earth Hour? When can you join the Earth Hour?, How can we reduce carbon dioxide emissions?, What would you recommend to a person who wants to improve the ecological situation in his or her home town?, Do you and your friends care about ecological problems? Why?, Have you ever taken part in any ecological projects at school?, Which is better: paper books or e-books? Why?, What is the result of global warming?, What can young people do to protect endangered animals?, What would you recommend to a person who uses too much energy?, How can people solve the problem of deforestation?.

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