1. How have squatter settlements been stopped by solution of the parks?
- have to pay to build houses
- land is already used so no space
- flooded so cannot build houses there
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2. When did the recyclers and garbage collectors start?
3. What is the green exchange?
- people separate and collect their rubbish in exchange for green belt products
- people separate and collect their rubbish to receive green plants
- people who are 'green' get rewarded
4. How has a museum been set up?
- governer set it up
- valuable things collected from rubbish and put on display
- company set it up
5. Where is Curitiba?