'Sustained yield' diaporamas de présentation

Even-aged vs. Uneven-aged Systems

Even-aged vs. Uneven-aged Systems. Common characteristics of even-aged stands. Crown canopy is generally limited to a single layer elevated above the ground Diameters vary widely only if shade-tolerant species are present Only old stands have sawtimber sized trees

904 views • 71 slides

Harvesting Wildlife

Harvesting Wildlife. Greg Baxter School of Natural and Rural Systems Management The University of Queensland, Gatton Campus. Presentation to North Carolina State University University June 22, 2007. Wildlife includes living, wild harvested resources. Includes;

611 views • 39 slides

Optimal Rotation

Optimal Rotation . Optimal Rotation. What age should we harvest timber? Could pick the age to yield a certain size Or could pick an age where volume in a stand is maximized Or pick an age where the growth rate is maximized

554 views • 33 slides

Political Economy

Political Economy. DISCUSSION QUESTIONS #1: POWER. What forces determine the characteristics of the forest industry? What factors motivate forest companies? Who has power over forestry in British Columbia? Why? What is the basis of power, how is power exerted?

622 views • 31 slides

Lecture 13 Themes in Tropical Agriculture

Lecture 13 Themes in Tropical Agriculture. Plantation Agriculture vs. Small Holders. Plantations have better technology and are more efficient than small holders despite problems with cycles of boom and bust economy, and crop agreements and allocations.

641 views • 30 slides

Wildlife Co-ops and Groundwater Management in Texas?

Wildlife Co-ops and Groundwater Management in Texas? Matt Wagner, Urs Kreuter and Ronald Kaiser Texas A&M University, Institute for Renewable Natural Resources Common-Pool Resources Air Marine Fisheries Wildlife Groundwater (in Texas)

648 views • 25 slides

Review Topic 3.2-3.3

Review Topic 3.2-3.3. Stockholm Agreement and Kyoto. Stockholm: http://www.unep.org/Documents.Multilingual/Default.asp?documentid=97&articleid=1503 Kyoto Agreement, key points

294 views • 19 slides

Emptying the oceans

378 views • 18 slides

LECTURE XIII

261 views • 15 slides

Upcoming in Class

Upcoming in Class. Homework #8 Due Thursday Quiz #4 Thursday Nov. 17 th Homework #9 Thursday Nov. 17 th Group Outline due Thursday Nov. 17th Exam #4 Dec. 1st. Homework #8.

293 views • 15 slides

History & Overview of Sustainability Issues

History & Overview of Sustainability Issues. Jerry Rose Forest Sustainability Representative National Association of State Foresters June 30, 2003. Foundation of Sustainability. Environment Economy Community ALL MUST BE HEALTHY OVER TIME IF THERE IS TO BE SUSTAINABILITY.

275 views • 13 slides

Sustainable Forestry in New England

Sustainable Forestry in New England. linear problems, chicken cyclical solutions. Sustainable Forestry! Who are you? Where do you come from?. Sustained Yield Forestry : - harvest volume = growth volume - operates on the edge of a cost-benefit analysis - focuses on production (of timber)

280 views • 12 slides

305 views • 10 slides

Uniting Resource Management with Spatial Planning by Morgan Gopnik November 4, 2010

307 views • 6 slides