You have learnt how modern humans change the world. You know that whenever there is change in one direction there is always change in another.
Development of farms in ancient forests can be good for people but bad for plants, animals and the environment in general. Mining the land for diamonds can displace old cultures. Using fertilisers on crops can give us much more food, but can also pollute rivers and streams.
This survey is partly for fun and partly a challenge - what would you change?