Read the title of the text. What do you think it means? How can you help the Earth by buying nothing?
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Read the title of the text. How can it be related to the pictures? Read and check.
1. Look at the pictures. Which energy resources can you see: coal? oil? Natural gas? petrol? Wind power? Solar power? hydro-electric power?
Read the quotation below. Do you agree? How can it be related to the text? Read the text to check.
Read the title of the text. What do you think it means?
Describe the picture. What is a green roof? How do you think green roofs help the environment? Discuss and read the text to find out.
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