Historically, the greatest source of environmental degradation has been:
a. Slash and burn farming practiced by traditional peoples.
b. Consumer desires and energy needs in wealthy nations.
c. Slash and burn farming practiced by modern peasants.
d. Traditional agriculture done without soil erosion control techniques.
e. Collection and burning of wood for cooking fires in large cities in poor nations.
Question 2
In the United States today, what percentage of the population currently is involved in agricultural production?
a. 0.5.
b. 1.0.
c. 2.5.
d. 4.0.
e. 12.
Four hypotheses on how populations might relate to one another along an environmental gradient.
Women who are monozygotic twins and have the same genes are more similar in their marital happiness
A mound of buffalo skulls. In 1870 an estimated 30 million buffalo roamed the plains; by 1900 there
This depiction breaks stereotypes, but is historically accurate. Shown here is an Iroquois fort. Can ...
Environmental Issues
Environmental Science Toward a Sustainable Future