2) Imagine that there is a hydroelectric dam near where you live. Consider what economic benefits and environmental impacts it has in your area. Given this mixture of effects, would you favor the construction of more dams and greater reliance on hydropower?
3) Iceland is giving itself many years to phase in its planned hydrogen economy. Do you think large industrialized nations such as the United States and Canada could transit to a hydrogen economy more quickly, less quickly, or not at all? Why?