Читать книгу North American Agroforestry - Группа авторов - Страница 40

1 Throughout Chapter 1, the authors attempt to make a case for agroforestry’s importance as a viable land use practice in North America. What are three major issues identified by the authors that agroforestry can be used to address in a cost effective manner?

2 To understand why agroforestry began in the United States, one must study the evolution of forest management. Of particular significance was a decision made by the U.S. Forest Service to manage public forest lands for multiple uses. What led to this decision?

3 Why has agroforestry always been the primary land use approach throughout the developing world, but is relatively new in developed nations?

4 In the late 1980s, Steppler (1987) suggested that agroforestry was “a practice in search of a science”. What do you think was meant by this phrase? Has research in the past nearly four decades changed its validity?

5 Does agroforestry have a role in helping address global warming and dependence on foreign oil? Explain.

6 Do you agree that the importance of agroforestry in North America relates more to ecosystem services and resulting environmental protection than to production and economic gain? Justify your answer.

7 What role does state and federal policy play in the adoption of agroforestry? Has agroforestry policy development kept abreast of agroforestry technology development? Why or Why not? What do we need to do as agroforestry community to ensure the development of sound agroforestry policy?