2. Have them skim the questions before reading the text.

• Give Ss enough time to read the text and scan it to answer the questions.
• Check answers as a class and give explanations, if necessary.

Key

1. Because more than 20 cities are directly affected. Rising sea levels can endanger water supply in these cities and threaten the life of millions of people.

2. It is described as one of Asia’s most fertile rice-growing regions and home to approximately 20 million people.

3. More than 80 percent of the Me Kong Delta could be flooded. Rice production may drop by about 2.6 million tonnes per year.

4. Natural ecosystems and economic activities such as fisheries and tourism can be disrupted.

5. They can lead to erosion of river banks and beaches, and loss of land.