17. There is a lot of pollution due to exhaust fumes from cars.
18. Forest fires are increasing because of change of the climate.
19. As I don't have a car I always walk everywhere.
20. We should find nes ways to save energy such as car sharing.
21. I am in favour of renewable energies like solar energy.
22. There are a lot of accidents on that road because people drive too fast.
23. Scientists which have produced a new report are working on climate change.
24. People who are living in the USA consume twice as much energy as those in the UK.