Chapter 2 Quiz

Desertification affects 36 countries in Africa. What percentage of the continent's farmland has lost capacity for growing crops due to desertification?

65%

By which names is the United Nations Conference on Environmental and Developmental in Rio de Janeiro known?

Earth Summit

According to current estimates, in which two countries do the majority of 780 million people suffering from hunger live?

India and China

All of the following are examples of the tragedy of commons except for the __.

cutting down trees on private property

A natural asset of the earth that is available to all is better known as __.

global commons

Alexander von Humboldt __.

made the first systematic observations about the climate as related to geography

All of the following factors affect the cost of food except __.

nutritional quality

All of the following are examples of the R "reuse" except for __.

placing plastic bottles and other items in appropriate containers during trash pickups

All of the following are ways in which humans contribute to the environmental tragedy except for __.

pollination

Deforestation is __.

the destruction of forest areas due to human actions or environmental factors