Wetland properties Strategies for drying habitats Trade-offs and community assembly

Dec 05, 2012

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An ecosystem that arises when water inundation produces soils dominated by anaerobic processes, and forces the biota... [esp plants]... to exhibit adaptations to tolerate flooding" (Keddy 2000)Shallow < 2m lentic habitats characterised by high productivity in benthic and pelagic zones. What is a

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Wetland properties Strategies for drying habitats Trade-offs and community assembly

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Presentation Transcript

Parameters and Trade-offs

Parameters and Trade-offs . Signal to noise ratio Contrast to noise ratio Spatial resolution Scan time Volume imaging. Introduction. The choice of pulse sequence determines the weighting and the quality of the images as well as their sensitivity to pathology

1.39k views • 35 slides

Immigration, Development and Policy Trade-Offs

Immigration, Development and Policy Trade-Offs. Jeff Dayton-Johnson and Theodora Xenogiani OECD Development Centre. 4 th Annual AFD/EUDN Conference 8 November 2006, Paris. I. Interaction of policies . II. Reducing global poverty . III.

507 views • 30 slides

Bibliometric evidence for empirical trade-offs in national funding strategies

Outline. Modeling of Input-Output Relations Best Models from Correlations and RegressionTrade-offs in Allocation of R

458 views • 28 slides

Life History Trade-offs

Life History Trade-offs. LH Trade-offs. Trade-offs have a central role in life history theory Trade-offs have been experimentally manipulated in both the lab and field, measured as phenotypic correlations, or genetic correlations. Life-history Trade-offs.

751 views • 42 slides

Community assembly and dis -assembly

Community assembly and dis -assembly. Topics for today. Assembly Rules: concepts, conflicts Early work: plant succession from the 1910’s (and relevance in the 2010’s) Diamond’s biogeographical work in the 1970’s Simberloff’s response and the null model approach

629 views • 37 slides

CHAPTER 2 Economic Models: Trade-offs and Trade

CHAPTER 2 Economic Models: Trade-offs and Trade. What you will learn in this chapter:. 1. Why models play a crucial role in economics? 2. Production possibility frontier ( PPF) 3. Comparative advantage 4. Circular-flow diagram. 1. Models in Economics.

590 views • 20 slides

Strategies PRESERVE species AND HABITATS

Strategies PRESERVE species AND HABITATS. D Oehlke March, 2011. “It's obvious that the key problem facing humanity in the coming century is how to bring a better quality of life - for 8 billion or more people - without wrecking the environment entirely in the attempt. “ E . O. Wilson.

556 views • 40 slides

Wetland Habitats

Wetland Habitats. The two species we have already looked at live in natural woodlands. The next two organisms live in wetland habitats. Water voles are small burrowing rodents which are found near water. They are herbivores. In 1990 there were 7.3 million but now there are only 1.2 million.

387 views • 11 slides

Scarcity, Trade-offs, and Opportunity Cost

Scarcity, Trade-offs, and Opportunity Cost. Which describes scarcity ? A. A condition where supply exceeds demand. B. The situation that exists when there is temporarily a shortage of a good or service. C. Unlimited wants exceeding limited resources.

266 views • 5 slides

Opportunity Costs and Trade-offs

Opportunity Costs and Trade-offs. Mr. Miller. Opportunity Cost. In every decision you make, there is an economic cost associated with that decision. These costs are known as OPPORTUNITY COSTS and TRADE-OFFS…

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Trade offs and Opportunity Cost

Trade offs and Opportunity Cost. Trade Offs . Trade Offs are “either/or” choices which a person makes. T here are choices made every day which involve trade offs. Doing one thing means you give up doing something else. http://www.youtube.com/watch?v=7geyX1Er1zs. Trade offs lead to “costs” .

865 views • 9 slides

Trade offs

Trade offs. If – Then - Because. Exercise : Create groups of the same role ( so all VP purchasing in one group ) Make an list of the most important decisions / trade offs Choose the three most important decisions Prepare in your team an analyses of these decisions

218 views • 2 slides

Trade-offs and Opportunity Cost

Trade-offs and Opportunity Cost. Introduction to Economics http://www.youtube.com/watch?v=nCImrmR63JE&feature=related. Choices. Trade-off: Sacrificing one good or service to purchase or produce another

374 views • 8 slides

Trade-Offs

Trade-Offs. Scarcity implies trade-offs TANSTAAFL What determines our trade-offs?. Opportunity Costs. Definition: Value of resources in their best alternative use Examples Going to a movie Studying Cash under pillow Home canning Wood chopping. The Economics of Star Trek.

430 views • 12 slides

Informing tough trade-offs

Informing tough trade-offs. Jeff Bennett Professor Crawford School of Economics and Government. Overview. Markets act to convert conflicts into opportunities for mutual benefit BUT markets are not universal AND equity issues remain as sources of conflict

276 views • 14 slides

Basin Plan trade-offs

Environmental Water Mike Young Executive Director, The Environment Institute Email: Mike.Young@adelaide.edu.au. Basin Plan trade-offs. Conveyance to and through Mouth only 9 in 10 yrs Prepared to lose 25% of red gum forests

235 views • 11 slides

TRADE, TRADE-OFFS, AND GOVERNMENT POLICY

TRADE, TRADE-OFFS, AND GOVERNMENT POLICY. Chapter 2. Today’s lecture will:. Demonstrate opportunity costs with a production possibilities curve. Relate the concept of comparative advantage to the production possibilities curve. Discuss the principle of increasing marginal opportunity cost.

685 views • 39 slides

TRADE, TRADE-OFFS, AND GOVERNMENT POLICY

TRADE, TRADE-OFFS, AND GOVERNMENT POLICY. Chapter 2. The Production Possibilities Model. A production possibilities curve illustrates opportunity cost by showing trade-offs among choices we make. Q Flowers. Slope = F/T= –2/1= –2.

298 views • 15 slides

Trade-Offs and Opportunity Costs

Trade-Offs and Opportunity Costs. Definitions of Opportunity Cost. From the book: the most desirable alternative given up as a result of a decision The Hess definition: the benefits of your second choice that you give up when you go with your first choice. Why Opportunity Cost Matters.

218 views • 8 slides

Trade-offs and Costs

Trade-offs and Costs. Or. Every CHOICE you make has a…. Monetary cost : a. price you paid for a decision Example 1: cost of new car= $18,000 B. This can be both Money AND TIME. Example 2 “Cost” of studying is 2 hours. Costs and Trade-offs.

653 views • 53 slides

Bibliometric evidence for empirical trade-offs in national funding strategies

Bibliometric evidence for empirical trade-offs in national funding strategies. Duane Shelton and Loet Leydesdorff. ISSI 2011 Durban. Outline. Modeling of Input-Output Relations Best Models from Correlations and Regression Trade-offs in Allocation of R&D investments

374 views • 28 slides

Trade-Offs and Opportunity Costs

Trade-Offs and Opportunity Costs. CHOICES!. Trade-Offs. Because people cannot have everything they want, they face trade-offs , or alternative choices. Opportunity Cost. People often think of cost in terms of dollars.

110 views • 9 slides

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