Chapter 12 Content

Question 1

Benefits of forests:

Answer 1

Forests provide ecosystem services.
Carbon storage helps to limit climate change.
Forests provide us with valuable resources.

Question 2

Negative impacts of deforestation

Answer 2

It causes major loss of biodiversity, desertification, and adds carbon dioxide to the atmosphere.

Question 3

Where does deforestation occur most?

Answer 3

developing nations, top 3 areBrazil, Indonesia, and West Africa

Question 4

National Forest Management Act

Answer 4

1976, mandating that renewable resource management plans be made for every national forest, based explicitly on the concepts of multiple use and sustained yield

Question 5

purpose of parks and reserves:

Answer 5

recreational use, ecotourism, aesthetic reason, protect the ecosystem, protect biodiversity

Question 6

island biogeography theory

Answer 6

• The farther an island lies from a continent, the fewer species tend to find and colonize it.
• Larger islands have higher immigration rates because they present bigger targets for dispersing organisms to encounter
• Larger islands have lower extinction rates because more space allows for larger populations