measuring biodiversity ppt

LIVESTOCK & BIODIVERSITY 3 1.1 The influences of livestock on biodiversity 3 1.2 The importance of biodiversity 4 1.3 The need for quantitative indicators 5 2. Measuring biodiversity in specific ecosystems is important in the stewardship of our natural resources. No public clipboards found for this slide, M. V. Sc. measuring biodiversity Threats to biodiversity - overexploitation, extinction, habitat loss, invasive species, disrupting connectivity of ecosystems Biodiversity - Bill Nye ecosystem diversity. Activity 2: Species Richness and Evenness. Biodiversity indicators aim at using quantitative data to measure aspects of biodiversity, ecosystem condition, services, and drivers of change. Measuring biodiversity Specie richness is the simplest way to measure biodiversity, this involves counting all the species present in a given habitat. In general diverse communities are believed to have increased stability, increased productivity, and resistance to invasion and other disturbances. Discuss in class. This is the […] Species richness and species evenness are two different measures of species diversity. Measuring Biodiversity Lab: measuring_biodiversity_lab.pdf: File Size: 880 kb: File Type: pdf: Download File. On Campus B, interactions between different Measuring Biodiversity [pre-lab] Which school has the more diverse avifauna? Measuring Biodiversity PPT. D. is ‘poor’ and means the habitat is low in species, so a small change to the environment ( eg pollution) would have a serious impact. Biodiversity is important as it reflects the environmental health of a species, region, or habitat. Whittaker described three common metrics used to measure species-level biodiversity, encompassing attention to species richness or species evenness: . Written Assignments: Invasive Species. Introduction. Biodiversity and Its Value. identified ~ 2 million species of organisms Estimate a total of 5 to100 million species To maintain Earth’s biodiversity, species must be protected. This advances understanding of how biodiversity is changing over time and space, why it is changing, and what the consequences of the changes are for ecosystems, their services, and human well-being. The sum of all biotic variation from the level of genes to ecosystems. This section covers topics of biodiversity and human impacts. A biodiversity index is a particular way of measuring biodiversity. View the PowerPoint presentation Measuring Biodiversity and then answer the following questions: 2.1 Which site has the highest species richness? 1. Clipping is a handy way to collect important slides you want to go back to later. Nevertheless species diversity is a large part of the focus of biodiversity at the local and regional scale, and we will concentrate here on how to measure species diversity. Old Tests and Quizzes: Quiz 1 Quiz 2 Taxonomic Diversity. Measuring biodiversity Specie richness is the simplest way to measure biodiversity, this involves counting all the species present in a given habitat. genetic diversity. Students will discuss what biodiversity means to them and then explore questions related to conservation. Biodiversity Monitoring For Natural Resource Management 8 2. endangered or … Measuring Biodiversity PPT. Selecting an appropriate tool for measuring and modelling ES can be challenging. Measuring Biodiversity. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. 2003; Jenkins et al. Usually in an ecosystem there is a dominant organism. See our Privacy Policy and User Agreement for details. Species Richness • Is a measure of the number of different kinds of organisms present in a particular area. See our User Agreement and Privacy Policy. It is often measured because high biodiversity is perceived a synonymous with ecosystem health. Species Abundance = Relative abundance of species b. Measuring Biodiversity 2. B18.7 Maintaining Biodiversity lesson. ; Simpson index Species richness 2. The number, variety, and variability of living organisms in a quantified area Species Richness = an index based on the number of species i. The Measure of Biodiversity - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. The symposium “Measuring Biodiversity and Extinction—Present and Past” was part of the Society for Integrative and Comparative Biology annual meeting in San Francisco, January 2018. These are the lessons created so far for the 2016 GCSE Biology course. This is a quantitative measurement. biodiversity. 1. This slideshow was created for the VCE Environmental Science Online Course, Unit 3: Biodiversity. Measuring Biodiversity [.ppt format] Disturbance [.ppt format] Iowa Biodiversity [.ppt format] Value and Maintenance [.ppt format] Ethics and Policy [.ppt format] Handouts: Interview with a Fungus. If you continue browsing the site, you agree to the use of cookies on this website. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Suitable for the new AQA GCSE Biology/Combined Science Trilogy specification. Clipping is a handy way to collect important slides you want to go back to later. and . No public clipboards found for this slide. Surveys, inventories and monitoring become urgent, especially when man-made intervention begins to influence the natural habitats. BIODIVERSITY - DEFINITION The number and variety of plants, animals and other organisms that exist in an ecosystem is known as biodiversity It is a measure of the variety of organisms present in different ecosystems The richness of biodiversity depends on the climatic conditions and area of the region ' Biodiversity is the result of 3.5 billion years of evolution 2 Presentation Summary : Measuring Biodiversity. The challenge comes in measuring such a broad concept in ways that are useful. Biodiversity also underpins ecosystem function and the provision of ecosystem services. • Two main factors taken into account by ecologists are: 1. Difficult to define because definition consists of two distinct components: i. Biodiversity can be measured through the use of quantitativeindicators, although no single unified approach exists. Activity 1: Biodiversity Discussion. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. 5 4 customer reviews. Usually in an ecosystem there is a dominant organism. These are the lessons created so far for the 2016 GCSE Biology course. • A biodiversity index is a way of measuring biodiversity. Looks like you’ve clipped this slide to already. 2Progress and challenges in measuring biodiversity 5 2.1 Progress towards measuring biodiversity 5 2.2 Challenges 6 2.3 Problems with existing measures and their application 9 2.4 Areas where rapid progress is possible 9 2.5 Refining assessments of biodiversity 11 3A framework for measuring biodiversity 13 3.1 Introduction 13 Specie evenness is when you use specie richness but you take into account the population size of each of the species. INTRODUCTION 3.1 Measuring Biodiversity p.89 Biodiversity: number and variety of organisms found within a specific region. If you continue browsing the site, you agree to the use of cookies on this website. Measuring Biodiversity. Species Richness =Variety of species or the number of different species (or genera, families, etc.). Biodiversity is a measure that combines richness and evenness across species. In general diverse communities are believed to have increased stability, increased productivity, and resistance to invasion and other disturbances. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. stream_health_powerpoint.pptx: File Size: 9577 kb: File Type: pptx: Download File. Biodiversity is usually plotted as taxonomic richness of a geographic area, with some reference to a temporal scale. THE PRESSURE-STATE-RESPONSE FRAMEWORK 11 4. OBJECTIVE 7 PART 2 THE PRESSURE-STATE-RESPONSE INDICATOR FRAMEWORK 9 3. Biodiversity is a measure that combines richness and evenness across species. ... is a measure of biodiversity that takes into account richness and evenness. Various levels/parameters of measuring the biodiversity are: (1). A common measure of this variety, called species richness, is the count of species in an area. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Biodiversity in Calvert County: Stream Health and SAV Notes. Biological Diversity • Biodiversity can be quantified in many different ways. ADVERTISEMENTS: Any measure of species diversity, by itself, does not convey much information; we appreciate its significance only when we compare with any other measure. 3.1 Measuring Biodiversity p.89 Biodiversity: number and variety of organisms found within a specific region. ... is a measure of biodiversity that takes into account richness and evenness. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Preview. Measuring Biodiversity. 2Progress and challenges in measuring biodiversity 5 2.1 Progress towards measuring biodiversity 5 2.2 Challenges 6 2.3 Problems with existing measures and their application 9 2.4 Areas where rapid progress is possible 9 2.5 Refining assessments of biodiversity 11 3A framework for measuring biodiversity 13 3.1 Introduction 13 Now customize the name of a clipboard to store your clips. Biodiversity and Business. Free Ecology / Environmental Science PPT (Power Point Presentation): Classification, Measurement & Importance of Biodiversity PPT This section covers topics of biodiversity and human impacts. ... is a measure of biodiversity that … has a broader meaning than species diversity because it includes both . This is a quantitative measurement. There are systematic processes for evaluation solutions with respect to how well they meet the criteria and constraints of a problem. Measuring biodiversity: Ø. • In fact, for some conservation questions, more than one measure ... 13 Biodiversity.ppt … Topic 2: The Ecosystem 2.3.5: Measuring Biodiversity Simpson’s Index 1.1 What does biodiversity mean to you? Simpson’s diversity index (D) is a measure of biodiversity that takes into account richness and evenness.A high value for D is ‘good’ and means the habitat is diverse, species rich, and able to withstand some environmental impact.. A low value for . These are: ADVERTISEMENTS: (i) Species richness indices, (ii) Species abundance models, and (iii) Species proportional abundance … Specie evenness is when you use specie richness but you take into account the population size of each of the species. Measuring biodiversity - Measuring biodiversity Dr RJ (Bob) Scholes Chair, Global Terrestrial Observing System CSIR Environmentek PO Box 395, Pretoria 0001, South Africa bscholes@csir.co.za | PowerPoint PPT presentation | free to view See our User Agreement and Privacy Policy. Changes in biodiversity can influence human' resources, such as food, energy, and medicines, as well as ecosystem services that human rely on-for example, water purification and recycling. Looks like you’ve clipped this slide to already. Biodiversity and Evolution. Beta diversity (3). Although both communities contain the same number of species, community 1 has a more even distribution of species and is … Measuring Biodiversity Author: hussey Last modified by: Jane Jones Created Date: 5/5/2009 1:57:50 PM Document presentation format: On-screen Show (4:3) Company: POOLE HIGH SCHOOL Other titles: Times New Roman Arial Calibri Lucida Sans Unicode Default Design Measuring Biodiversity Biodiversity Measuring species richness =Quantitative. It explains different methods of assessing biodiversity and d… This slideshow was created for the VCE Environmental Science Online Course, Unit 3: Biodiversity. VCE Environmental ScienceUnit 3: Biodiversity
Measuring Biodiversity
. SELECTING SUITABLE INDICATORS An indicator is commonly defined as a measure based on verifiable data that conveys information about more than itself. You can change your ad preferences anytime. 5 4 customer reviews. You can change your ad preferences anytime. Preview. Typically, it does not make sense to try to reduce this measure to a single number. Created: Jul 18, 2016.
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