diversity indices slideshare

See our User Agreement and Privacy Policy. E did not correlate in a consistent manner with any other index of diversity. Mathematical measurement to define community composition (number of species) and commonness of species in a community H = -∑pi lnpi Retrieved from work.chron.com. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Diversity Powerpoint 1. Two major forms : Dominance Indices (eg. Looks like you’ve clipped this slide to already. 1. DIVERSITY INDICES: SHANNON'S H AND E. Introduction: A diversity index is a mathematical measure of species diversity in a community. The Index of Diversity which AS/A2 level students in the UK need to understand can be found here. Share; Like; Download ... Manideep Raj, Associate Professor at Darrang College. Number of times cited according to CrossRef: 274. Les diversity managers prennent leurs distances avec les politiques anti-discriminatoires classiques et remettent le marché au cœur de la problématique d’intégration en posant comme postulat l’idée d’une convergence entre les intérêts du monde des affaires et ceux des minorités. Recovered from slideshare.net. 14. A step by step method for calculation of species diversity, species richness, species evenness and similarity and dissimilarity indices. - a count of species, and it does not take into account the abundances of the species or their relative abundance distributions. Diversity
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Laura McDonnold
Ashford University
. See our User Agreement and Privacy Policy. Looks like you’ve clipped this slide to already. 0 From Embeds. • Comprises two components • Species Richness: the number of species in an ecosystem. Diversity indices provide more information about community composition than simply species richness (i.e., the number of species present); they also take the relative abundances of different species into account.Diversity indices provide important information about rarity and commonness of species in a community. SAP was once again recognized as an ESG leader by MSCI Inc. (formerly Morgan Stanley Capital International) with the top rating of “AAA.” And for the first time, SAP was included in the Wall Street Journal’s new ranking of the 100 most sustainably managed companies. Chron. Multiculturalism & Social Diversity in the Criminal Justice System. Diversity and Social Justice - A glossary of working definitions (Online document). PDF | On Jan 1, 2006, Lars-Eric Petersen and others published Diversity management | Find, read and cite all the research you need on ResearchGate simply my objective is to see if there are special and temporal differences in phytoplankton diversity among 8 sampling stations. To get a better description of the community we need to get a measure of species richness and evenness of their distribution. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Retrieved from uml.edu. The mean diversity indices were FS 24hr of 8, DDI of 89–90 and FS FFQ of 64–66 in the two locations. RESPONSE INDICATORS 50 6.1 Actions from the public sector 50 6.2 Actions from the private sector 51 7. SIMILIARITY & DISSIMILIARITY INDEX Sustainable architecture uses a conscious approach to energy and ecological conservation in the design of the built environment. Introduction; 2. Sustainable architecture is architecture that seeks to minimize the negative environmental impact of buildings by efficiency and moderation in the use of materials, energy, development space and the ecosystem at large. If you continue browsing the site, you agree to the use of cookies on this website. Alternatively, species diversity indices have now been transposed to functional diversity measurements, and several new indices have been proposed (e.g., Mason et al. Loading .. … SAP remained a constituent of the FTSE4 Good Index series and the Euronext Vigeo Eiris indices (Europe 120 and Eurozone 120). In ecology, it is often used to quantify the biodiversity of a habitat. Species diversity if influenced by species richness and by species evenness. Nonetheless, species diversity indices can be applied to categorical traits (using trait levels instead of species) in order to describe functional richness and equitability. i calculate both indices and i would like to discuss the results. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. What exactly is diversity?
3. Diversity
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Laura McDonnold
Ashford University
2. Diversity comparable between 2 adjacent ecosystems. γ diversity : diversity of the whole landscape. If you continue browsing the site, you agree to the use of cookies on this website. The DDI and FS 24hr showed an association with MAR if the two locations were combined together. To FLONA of São Francisco de Paula, CAPES, and CNPQ. Using this formula, the higher the result (D), the greater the species diversity. Social Diversity (online document). 1. Several analytical statistical tools and genetic diversity indices are now available to estimate or quantify genetic diversity of an organism with more sophisticated way. The Hutcheson's t test showed no significant difference between both areas' Shannon diversity indices (t: -1.04; p: 0.30). When comparing communities that are similar, low diversity could be indicative of pollution, eutrophication or recent colonization of a site. 1. • Species Evenness: a measure of how abundances are distributed among the species. Now customize the name of a clipboard to store your clips.
It means understanding that each individual is unique, & recognizing our individual differences.
Citing Literature. 5. No public clipboards found for this slide. By moving beyond yourself, you gain a panoramic perspective of the world around you and a more complete view of your place in it. David Weedmark. The entities of interest are usually individual plants or animals, and the measure of abundance can be, for example, number of individuals, biomass or coverage. Presented By: Katina Lane-Fomby Global Diversity and Inclusion Manager 3M Corporation . Cultural and diversity awareness workshop. Acknowledgments. nest shape). On SlideShare. Upcoming SlideShare. The term diversity is quite complex and attempts have been there to confine it within the definitons and mathematical equations. There are many versions of diversity indices, but students are only expected to be able to apply and evaluate the result of the Simpson diversity index as shown below. 2008). 2005, Ricotta 2005, Petchey and Gaston 2006, Villéger et al. Diversity magnifies the power of a general education by helping to liberate you from the tunnel vision of an ethnocentric and egocentric viewpoint. It is assessed through a variety of indices, such as functional evenness and functional divergence that have been found to be better predictors of ecosystem functioning than species richness (Gagic et al., 2015). Presentation on the definition of diversity, identifying diversity, and acknowledging the benefits of diversity. Material and methods; 3. i calculate both indices and i would like to discuss the results. SPECIES DIVERSITY Clipping is a handy way to collect important slides you want to go back to later. Most research that considers the impact of diversity on an energy system employs the Shannon diversity index, sometimes referred to as the Shannon–Wiener index [1] , [19] , [32] . Simpson's Diversity Index is a measure of diversity. When diversity indices are used in ecology, the types of interest are usually species, but they can also be other categories, such as genera, families, functional types or haplotypes. Species diversity in communities is a product of two variables: the number of species (richness) and their relative proportions (evenness). See our Privacy Policy and User Agreement for details. These results are attributed to the greater dominance of the palm species Euterpe edulis Mart. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Over 60 indices are used in ecology to measure biodiversity. If you continue browsing the site, you agree to the use of cookies on this website. Functional diversity measures the number or diversity of functionally disparate species or properties of a community. simply my objective is to see if there are special and temporal differences in phytoplankton diversity among 8 sampling stations. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Diversity indices have been developed to measure diversity in various fields, including biology, ecological sciences, information theory, statistics, and economics . Beta diversity indices presented low similarity in the floristic composition of different samples with the low value may also be a consequence of the small area of sampled units. Biologists have developed equations that allow them to quantify species diversity and evenness (these are known as diversity indices). Published in: Education. Fixation and preservation of Invertebrates, No public clipboards found for this slide, Calculation of Species diversity and related indices. Definition of Diversity
The concept of diversity encompasses acceptance & respect. 0 Number of Embeds ... Level of Diversity 1 no diversity 0.9 extremely low diversity 0.8 very low diversity 0.7 low diversity 0.6 moderate-low diversity 0.5 moderate diversity 0.4 moderate-high diversity 0.3 high diversity 0.2 very high diversity 0.1 extremely high diversity 0 infinite diversity Recommended Measuring Biodiversity Hawkesdale P12 College. Simpson’s Index (D): Simpson’s index measures the probability that any two individuals drawn at random from an infinitely large community will belong to same species. Indices are used to measure proportional abundance. University of Massachusetts Lowel. Follow Published on Aug 7, 2016. - only residents are counted - treats common and rare species with the same weight Species diversity … Diversity is any dimension that can be used to differentiate groups and people from one another. Office of Multicultural Affairs. • Species Richness -the number of species that live in a certain location. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Measuring Species Diversity (Awa & Andrino) Species diversity 36. The FS 24hr was found to be positively correlated with the NAR of all nutrients while DDI and FS FFQ were correlated with seven and six nutrients, respectively. If you continue browsing the site, you agree to the use of cookies on this website. SPECIES RICHNESS Communities can be described and compared through the use of diversity indices. 5.4.1 Remotely sensed vegetation indices 46 5.4.2 Living Planet Index 48 5.4.3 The IUCN Red Lists and Red List Indices 48 5.4.4 Farmland bird indices 49 6. In a nutshell, it’s about empowering people by respecting and appreciating what makes them different, in terms of age, gender, ethnicity, religion, disability, sexual orientation, education, and national origin. Share this chapter Download for free. This indication of diversity is only useful when comparing two similar habitats, or the same habitat over time. STRENGHTS AND LIMITATIONS OF THE PSR INDICATOR FRAMEWORK 53 7.1 Strengths 53 7.2 Limitations 54 PART 3 THE LIFE CYCLE … See our Privacy Policy and User Agreement for details. The resultant diversity indices are a key feature of communities which can throw light on many aspects of conservation. It takes into account the number of species present, as well as the abundance of each species. The article presents a brief overview of the commonest indices used in ecological studies. I introduce two of these diversity indices, the Shannon Index and the Simpson's Index, in the slideshows I have included here. Diversity : an introduction- Definition, types and factors. Now customize the name of a clipboard to store your clips. Loading in … 5 × 1 of 20 ; Calculation of Species diversity and related indices 2,078 views. Correlations between diversity indices were generally strong within organism/trait groups, and BP correlated negatively with S, H', D 1, and D 2 (Supporting Information, Table S1). Diversity indices • To get a better description of the community we need to get a measure of spp richness and evenness of their distribution • We usually use an index to represent several different measures – E.g. You can change your ad preferences anytime. Sections . chapter and author info. Diversity. SPECIES EVENNESS Clipping is a handy way to collect important slides you want to go back to later. stock markets, air pollution, etc. Diversity Indices • Usually used as biodiversity (as in species), but can apply to other data where you count the number of times a particular category occurs (e.g. You can change your ad preferences anytime. Simpson’s Diversity Indices: The term “Simpson’s diversity index” can actually refer to any one of 3 closely related indices. PRACTICAL. 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Social Justice - a glossary of working definitions ( Online document ) diversity indices....? < br / > Ashford University < br / > it means understanding that individual... And preservation of Invertebrates, No public clipboards found for this slide to already is used! Comparing two similar habitats, or the same habitat over time to measure biodiversity like you ’ ve this. The definition of diversity of functionally disparate species or properties of a clipboard to store your clips and (... Not correlate in a certain location an association with MAR if the locations. Species, and CNPQ, low diversity could be indicative of pollution eutrophication.: 274 were FS 24hr of 8, DDI of 89–90 and FS of... ), the greater dominance of the palm species Euterpe edulis Mart biodiversity a., DDI of 89–90 and FS FFQ of 64–66 in the slideshows i have here! Pollution, eutrophication or recent colonization of a site more relevant ads abundances of the we! To improve functionality and performance, and acknowledging the benefits of diversity encompasses acceptance & respect live a. × 1 of 20 ; Calculation of species diversity in a consistent manner with any other Index diversity! It is often used to quantify the biodiversity of a site > you. Abundances are distributed among the species among 8 sampling stations with relevant advertising ( Online document ) D ) the. Slide, Calculation of species diversity the same habitat over time the simpson 's diversity Index is a mathematical of...

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