SG 9 Flashcards
(30 cards)
What percentage of the terrestrial portion of the planet is covered by forest? What are the percentages of old growth or primary forest and plantation forest?
k
Compare and describe the biodiversity and complexity of old growth, second, and plantation forests.
k
Describe factors affecting the health of the world’s forests.
k
Where are the rates of deforestation estimated to be the highest? The lowest?
k
What are the causes and consequences of deforestation?
k
Describe the history of deforestation in the United States. Recognize that very little primary or old growth forest
is left in the lower 48 US states and that most forests are second growth.
k
Describe deforestation and its causes in developing and emerging nations. Is the rate of deforestation different
from that which took place in developed nations? Why?
k
Describe and distinguish between the following strategies of resource management: maximum sustainable yield,
ecosystem-based, and adaptive management. Which has been the traditional approach to resource management
and why has it been criticized?
k
Describe the following methods of logging and their environmental impacts: clearcutting, seed tree or
shelterwood system, and a selection system. Which form of logging is considered the most sustainable?
k
Where does most commercial logging in the US currently take place?
k
What are tree plantations? Describe their benefits and drawbacks?
k
Describe the importance of fire to many forests and grasslands. What are consequences of the prohibition of fire?
k
What role do forests play in combating climate change and how are/will they be impacted by it?
k
What is sustainable forestry certification? Which organization is currently considered the most reputable and
why? Where in the world are most certified forestry practices found? What percentage of the world’s forestry is
certified? Are forestry certifications safe-guarding biodiversity?
k
What are some of the shortcomings of international parks and reserves?
k
What is meant by urbanization? Know that for the first time in human history in 2007 more people live in urban
rather than rural areas.
k
Over the next 25 years, where is most population growth estimated to take place?
k
What is a megacity? What city has the greatest population? What drives the growth of cities?
k
What is meant by sprawl? Describe the rise of suburbs and suburban sprawl.
k
Describe the land use approaches that have resulted in sprawl.
k
Describe each of the following impacts of sprawl: transportation, pollution/climate change, health,
ecosystems/land use, and economic.
k
What is the association between sprawl and greenhouse gas emissions? What is the largest source of greenhouse
gas emissions in the Bay Area?
k
What is meant by smart growth and the new urbanism? Describe their goals?
k
Describe the types of transportation approaches that are considered more sustainable and policies used to
encourage their adoption.
k