Presentation is loading. Please wait.

Presentation is loading. Please wait.

Chapter 13: Landscapes. Modern Conflicts over Forestland and Forest Resources Forestry history –Silviculture- Public Service Functions.

Similar presentations


Presentation on theme: "Chapter 13: Landscapes. Modern Conflicts over Forestland and Forest Resources Forestry history –Silviculture- Public Service Functions."— Presentation transcript:

1 Chapter 13: Landscapes

2 Modern Conflicts over Forestland and Forest Resources Forestry history –Silviculture- Public Service Functions

3 Major Forestry Issues

4

5 Tree Niches

6 A Forester’s View of a Forest Traditionally managed in stands Forest that has never been cut is virgin forest A forest cut and regrown is secondary growth forest

7 A Forester’s View of a Forest Foresters and forest ecologists group the trees in a forest into: Site quality- max timber crop the site can produce in a given time

8 Approaches to Forest Management Managing forests can involve –removing poorly formed and unproductive trees to permit larger trees to grow –Planting genetically controlled seedlings –Controlling pests and diseases –Fertilizing the soil

9 A Global Perspective on Forests Vegetation of any kind can affect the atmosphere in four ways

10

11 Deforestation: A Global Dilemma Deforestation is estimated to have increased erosion and caused the loss of 562 million hectares of soil. Deforestation in one country can affects countries downstream

12

13 Causes of Deforestation

14 Parks and Preserves Park- Nature preserve-

15 Conserving Wilderness As a modern legal concept, wilderness is an area undisturbed by people.


Download ppt "Chapter 13: Landscapes. Modern Conflicts over Forestland and Forest Resources Forestry history –Silviculture- Public Service Functions."

Similar presentations


Ads by Google