Lesson 4

Reading

1. Discuss this question in pairs.

Look at the photos in the article. What do you think it is about? It is about young people who have invented things to help the environment.

3. Look at the words in bold in the article. Match the words and the definitions.

1. tools that take things out of liquids such as water filters.
2. microorganisms that are everywhere but are too small to see and can make you ill bacteria.
3. an organised way of doing something system.
4. the place or position of a particular area of land location.
5. things you can make in chemistry chemicals.
6. good for the environment green.

4. Read the article again and answer the questions.

1. In what way is plastic bad for the environment? It kills wildlife.
2. How does Boyan's system take plastic out of the seas? It has arms with filters on them. These filters take the plastic out of the sea water, without hurting sea life.
3. What made Deepika want to invent a system for cleaning water? She saw children in India drinking water from a dirty canal.
4. What does Deepika use to clean water? She uses light from the sun.

Video

1. to go scuba diving.
2. because lots of underwater animals live there.
3. because the sea is getting warmer.
4. plastic.
5. conservation groups.