1. Why have large portions of the Amazon rainforest become depleted in recent years? What might be done to reduce the rate of deforestation?
2. What has happened to the percentage of American workers who work in the primary and secondary sectors over time? Why? To what extent are these changes likely to continue and why?
3. Identify and describe briefly two positive and two negative impacts of tourism on places in less developed countries.
4. Why does the popularity of different genres of music vary between places? How are these differences related to the actions of record producers?