Duffy 2008 Frontiers in Ecology and the Environment
... that perform multiple functions and services. Even in cases where a single species dominates a given ecosystem process, it is unlikely to dominate all of the processes of interest. Indeed, simulations of empirical data show that, as the number of ecosystem processes we consider increases, redundancy ...
... that perform multiple functions and services. Even in cases where a single species dominates a given ecosystem process, it is unlikely to dominate all of the processes of interest. Indeed, simulations of empirical data show that, as the number of ecosystem processes we consider increases, redundancy ...
The Gray Zone: Relationships between habitat loss and marine
... number of species in a given area of habitat (species richness) and on their relative abundances. Indeed a major focus in conservation biology is the prediction of the decrease in species number and abundance in response to a reduction in the area of the habitat (Hanski, 2005). Additionally, there a ...
... number of species in a given area of habitat (species richness) and on their relative abundances. Indeed a major focus in conservation biology is the prediction of the decrease in species number and abundance in response to a reduction in the area of the habitat (Hanski, 2005). Additionally, there a ...
Latitudinal gradients of species richness
... amenable to the powerful investigative tools of manipulation and experimentation that have catalyzed understanding in other disciplines of biology. Moreover, the primary prediction of most hypotheses related to causes of the latitudinal gradient is that diversity should increase toward the tropics. ...
... amenable to the powerful investigative tools of manipulation and experimentation that have catalyzed understanding in other disciplines of biology. Moreover, the primary prediction of most hypotheses related to causes of the latitudinal gradient is that diversity should increase toward the tropics. ...
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... Many wildlife species are under threat, and some have become extinct, due to a variety of causes. For example, 26% of mammals and 13% of birds in tropical humid forests are listed by the International Union for Conservation of Nature (IUCN) as endangered or vulnerable.1 The main cause of these popul ...
... Many wildlife species are under threat, and some have become extinct, due to a variety of causes. For example, 26% of mammals and 13% of birds in tropical humid forests are listed by the International Union for Conservation of Nature (IUCN) as endangered or vulnerable.1 The main cause of these popul ...
Forests Warranting Further Consideration as Potential World
... merit further consideration for WH nomination. The IUCN paper sifts through the information provided by the UNEP-WCMC study and concludes that humid tropical forests and tropical dry forests are already well represented on the WH list. They note however that there are “some terrestrial ... habitat t ...
... merit further consideration for WH nomination. The IUCN paper sifts through the information provided by the UNEP-WCMC study and concludes that humid tropical forests and tropical dry forests are already well represented on the WH list. They note however that there are “some terrestrial ... habitat t ...
articolo completo - Società Italiana Scienza della
... a higher stability of the system against disturbances (buffer effect). There is a positive effect of diversity on the functional aspects of the ecosystems. There are two main hypothesis about the functional role of biological diversity in ecosystems: 1. The redundancy hypothesis says that several sp ...
... a higher stability of the system against disturbances (buffer effect). There is a positive effect of diversity on the functional aspects of the ecosystems. There are two main hypothesis about the functional role of biological diversity in ecosystems: 1. The redundancy hypothesis says that several sp ...
Tropical Rain Forests
... tropical rain forest was coined only in 1898 (as tropische Regenwald) in Schimper's monumental book, translated into English in 1903 as Plant Geography upon an Ecological Basis. Subsequently, their ecology was described in a classic book by Richards first published in1952, and regional reviews have ...
... tropical rain forest was coined only in 1898 (as tropische Regenwald) in Schimper's monumental book, translated into English in 1903 as Plant Geography upon an Ecological Basis. Subsequently, their ecology was described in a classic book by Richards first published in1952, and regional reviews have ...
rain forests: floristics
... along the Brazilian coastline, the so-called Atlantic Forest, and a third block covers the Andes on the Pacific coast extending through to Central America. The Neotropical rain forest is consistently more species rich than the African, Indo-Malayan and Australian rain forest. The rain forest in the ...
... along the Brazilian coastline, the so-called Atlantic Forest, and a third block covers the Andes on the Pacific coast extending through to Central America. The Neotropical rain forest is consistently more species rich than the African, Indo-Malayan and Australian rain forest. The rain forest in the ...
Ambal, r.g.r., m.v. duya, m.A. cruz, o.g. coroza, s.g.
... surrounded by shallow, warm seas that support the richest coral reef community on the planet, labeled the “center of marine diversity” by Carpenter & Springer (2005). With more than 20,000 endemic species, the Philippines is recognized as a megadiverse country, one of 17 nations that, together, hold ...
... surrounded by shallow, warm seas that support the richest coral reef community on the planet, labeled the “center of marine diversity” by Carpenter & Springer (2005). With more than 20,000 endemic species, the Philippines is recognized as a megadiverse country, one of 17 nations that, together, hold ...
Slide 1
... Report from lowest scale where there is value added for information or capacity-building International comparative advantage: ...
... Report from lowest scale where there is value added for information or capacity-building International comparative advantage: ...
File
... Economists and biologists who measure the value of biodiversity categorize those values by how people benefit Most of the significant direct-use values are associated with the great store of global biodiversity. These include • ...
... Economists and biologists who measure the value of biodiversity categorize those values by how people benefit Most of the significant direct-use values are associated with the great store of global biodiversity. These include • ...
Changes in functional biodiversity in an invaded freshwater
... distribution of a taxon (traits such as ‘longitudinal distribution’ or ‘salinity preferendum’). If each taxon in a given community is replaced by its functional group, the assessment of ‘group diversity’ has the potential to provide a useful, simple measure of that community’s functional diversity. ...
... distribution of a taxon (traits such as ‘longitudinal distribution’ or ‘salinity preferendum’). If each taxon in a given community is replaced by its functional group, the assessment of ‘group diversity’ has the potential to provide a useful, simple measure of that community’s functional diversity. ...
How many vascular plant species are there in a local hotspot of
... (ISP) in order to verify the park´s classification as a local hotspot of biodiversity and to outline the status quo of knowledge about biodiversity in the region. For that, the species richness of two phytosociological surveys of 0.15 ha each were extrapolated using (a) the species-area relationship ...
... (ISP) in order to verify the park´s classification as a local hotspot of biodiversity and to outline the status quo of knowledge about biodiversity in the region. For that, the species richness of two phytosociological surveys of 0.15 ha each were extrapolated using (a) the species-area relationship ...
Conservation biology as a profession[edit]
... Global conservation efforts[edit] In the mid-20th century, efforts arose to target individual species for conservation, notably efforts in big cat conservation in South America led by the New York Zoological Society.[45] In the early 20th century the New York Zoological Society was instrumental in d ...
... Global conservation efforts[edit] In the mid-20th century, efforts arose to target individual species for conservation, notably efforts in big cat conservation in South America led by the New York Zoological Society.[45] In the early 20th century the New York Zoological Society was instrumental in d ...
PDF
... 2a–c) broadly showed that abundances of terrestrial, freshwater, and marine species have been profoundly degraded over the past 3 decades and that tropical species have been more heavily affected than those in temperate regions. We present 3 examples of disaggregation that may shed light on particul ...
... 2a–c) broadly showed that abundances of terrestrial, freshwater, and marine species have been profoundly degraded over the past 3 decades and that tropical species have been more heavily affected than those in temperate regions. We present 3 examples of disaggregation that may shed light on particul ...
Biodiversity, productivity and stability in real food webs
... productivity and stability. One microcosm study of a simple plant-based food web documented strong effects of composition, but weak effects of diversity on community stability [29]. Plant biomass and productivity were affected strongly by both composition and diversity. Although more diverse communi ...
... productivity and stability. One microcosm study of a simple plant-based food web documented strong effects of composition, but weak effects of diversity on community stability [29]. Plant biomass and productivity were affected strongly by both composition and diversity. Although more diverse communi ...
Pages 304-308
... • Detecting illegal activity helps enforce laws protecting wildlife - For example, whale meat is analyzed in Asian markets - DNA from killed elephants shows many more were killed than the Zambian government admitted © 2011 Pearson Education, Inc. ...
... • Detecting illegal activity helps enforce laws protecting wildlife - For example, whale meat is analyzed in Asian markets - DNA from killed elephants shows many more were killed than the Zambian government admitted © 2011 Pearson Education, Inc. ...
Pages 304-308 - Santa Rosa Home
... • Detecting illegal activity helps enforce laws protecting wildlife - For example, whale meat is analyzed in Asian markets - DNA from killed elephants shows many more were killed than the Zambian government admitted © 2011 Pearson Education, Inc. ...
... • Detecting illegal activity helps enforce laws protecting wildlife - For example, whale meat is analyzed in Asian markets - DNA from killed elephants shows many more were killed than the Zambian government admitted © 2011 Pearson Education, Inc. ...
Pages 304-308 - Santa Rosa Home
... • Detecting illegal activity helps enforce laws protecting wildlife - For example, whale meat is analyzed in Asian markets - DNA from killed elephants shows many more were killed than the Zambian government admitted © 2011 Pearson Education, Inc. ...
... • Detecting illegal activity helps enforce laws protecting wildlife - For example, whale meat is analyzed in Asian markets - DNA from killed elephants shows many more were killed than the Zambian government admitted © 2011 Pearson Education, Inc. ...
View PDF - Fungal diversity
... The diversity of thermophilous microfungi of soil samples from lowland rainforest and limestone caves in southern Taiwan have been studied. Soil samples were collected from the forest and caves around Kenting National Park, Taiwan. Using a soil dilution plating method, soil samples from each locatio ...
... The diversity of thermophilous microfungi of soil samples from lowland rainforest and limestone caves in southern Taiwan have been studied. Soil samples were collected from the forest and caves around Kenting National Park, Taiwan. Using a soil dilution plating method, soil samples from each locatio ...
Halting the loss of biodiversity by 2010
... Reaching the target of significantly reducing the loss of biodiversity by 2010 is a widely accepted global goal, in Europe with an even stronger goal: to stop the loss by 2010. Biodiversity indicators are among the best tools to assess and inform about the progress towards the 2010. Hence large effo ...
... Reaching the target of significantly reducing the loss of biodiversity by 2010 is a widely accepted global goal, in Europe with an even stronger goal: to stop the loss by 2010. Biodiversity indicators are among the best tools to assess and inform about the progress towards the 2010. Hence large effo ...
Definitions of Biodiversity and Measures of Its Value
... trump the former. There is now near-uniform agreement that not all species can be maintained given the many needs of a human population at six billion and growing and the political realities that growth implies. Although there may be somewhat less agreement that the tools of economics can be brought ...
... trump the former. There is now near-uniform agreement that not all species can be maintained given the many needs of a human population at six billion and growing and the political realities that growth implies. Although there may be somewhat less agreement that the tools of economics can be brought ...
188 - UConn
... Ecologists have long studied elevational gradients (Whittaker 1960, Terborgh 1971) because they represent nonmanipulative or observational experiments in which dramatic changes in climatic characteristics occur over relatively short geographic distance, often resulting in high concentrations (i.e. h ...
... Ecologists have long studied elevational gradients (Whittaker 1960, Terborgh 1971) because they represent nonmanipulative or observational experiments in which dramatic changes in climatic characteristics occur over relatively short geographic distance, often resulting in high concentrations (i.e. h ...
Species abundance distributions and diversity profiles
... A common approach to compare samples containing information on biodiversity is to calculate diversity indices, e.g. Shannon or Simpson’s Index, and to determine whether there are significant differences or not. The variety of techniques and indices developed for the analysis of biodiversity does not ...
... A common approach to compare samples containing information on biodiversity is to calculate diversity indices, e.g. Shannon or Simpson’s Index, and to determine whether there are significant differences or not. The variety of techniques and indices developed for the analysis of biodiversity does not ...
Tropical Andes
The Tropical Andes is a subregion of the Andes spanning all of the Andes except the southern mediterranean and temperate zones. The Tropical Andes area spans 1,542,644 km2.