Do forest use and grazing make up a larger part of the footprint for temperate-zone industrialized nations such as Canada and the United States, or for tropical developing nations such as Kenya and Tanzania? What do you think accounts for this difference between these two types of nations? What else besides use of forests and grasslands contributes to an ecological footprint?
a. Temperate-zone industrialized nations such as Canada and the United States
b. Tropical developing nations such as Kenya and Tanzania
c. Both contribute equally
d. None of the above