Chapter 31: An Interactive Living World: Populations and Communities in Ecology
|Can Earth Support All of Us? Population Growth Patterns
Nineteenth-century economist Thomas Malthus noted that populations increase geometrically until they encounter a factor that limits continued population growth. We know some populations grow rapidly, others slowly. Since 1800 the number of people on Earth has increased dramatically, with more yet to come. How can we accurately predict the effect of this continued growth? This Web Tutorial reviews concepts about population growth. The following Web Investigation lets you examine a variety of population growth situations and the problems they cause. In Communicate Your Results, you can apply these concepts.