What percentage of the world's population is at risk of zinc deficiency?
a. 5
b. 10
c. 15
d. 20
e. 25
Question 2
Which of the following describes a known long-term relationship among poverty and population growth?
a. As economic status improves, population growth rises.
b. As economic status improves, population growth diminishes.
c. Lack of natural resources, not poverty, is the most important contributor to overpopulation.
d. Extreme poverty tends to greatly suppress population growth.
e. Economic status and population growth are unrelated in the developing world.
World Population Growth, Past 10,000 years
The recent mass upheavals in Tunisia, Egypt, Libya, Yemen, and Syria gave political scientists a cha
Effect of antidiuretic hormone deficiency.
Major Risk Factors for Hypertension
The Risk of Nuclear Power
Population Density versus Economic Growth