Across
- 2. a squatter settlement in Brazil
- 4. - a mixture of smoke and fog, often found in cities
- 6. air, water and waste are all what types of pollution?
- 7. the location of favelas
- 9. - tunnels can lead to lots of this in a city
- 10. the population density in favelas is often this
- 13. this happened to houses due to the development of the Olympics in 2016
- 14. what are often left open in favelas
Down
- 1. what do favelas in Rio experience
- 3. - this is handed out to ships that pollute
- 5. - one solution to the cities traffic problem
- 8. the favela in Rio
- 11. - a source of water pollution
- 12. these are built as part of the site and service scheme