Biodiversity Climate Change impacts report card technical paper 15
... changes within one population can alter ecological processes, dynamics and higher-order community structure. Climate driven changes in community composition and/or environmental conditions will generate feedback loops between ecology and evolution. Evolutionary response may dampen or amplify these e ...
... changes within one population can alter ecological processes, dynamics and higher-order community structure. Climate driven changes in community composition and/or environmental conditions will generate feedback loops between ecology and evolution. Evolutionary response may dampen or amplify these e ...
Climate-Change Vulnerabilities and Adaptation Strategies for
... make them more resilient; and suggested adaptation strategies. The Intergovernmental Panel on Climate Change (IPCC 2012) defines adaptation in natural systems as: the process of adjustment to actual climate and its effect; human intervention may facilitate adjustment to the expected climate. The ini ...
... make them more resilient; and suggested adaptation strategies. The Intergovernmental Panel on Climate Change (IPCC 2012) defines adaptation in natural systems as: the process of adjustment to actual climate and its effect; human intervention may facilitate adjustment to the expected climate. The ini ...
How Habitat Edges Change Species Interactions
... lost from the population and may return or contribute offspring to the patch. Studies of the spatial dynamics of the spruce budworm (Ludwig et al. 1979) are a now-classical ecological application of mixed boundary conditions. Ecological examples of all three types of mixed boundary conditions common ...
... lost from the population and may return or contribute offspring to the patch. Studies of the spatial dynamics of the spruce budworm (Ludwig et al. 1979) are a now-classical ecological application of mixed boundary conditions. Ecological examples of all three types of mixed boundary conditions common ...
Alberta Invasive Alien Species Management Framework
... general types of municipalities (urban, rural and specialized) have authority under the Municipal Government Act to provide essential, local services and to plan and regulate the use and development of land. This authority extends to the control of weeds and other potential invasive species. For rur ...
... general types of municipalities (urban, rural and specialized) have authority under the Municipal Government Act to provide essential, local services and to plan and regulate the use and development of land. This authority extends to the control of weeds and other potential invasive species. For rur ...
Interim koala referral advice for proponents
... A koala population is defined by the capacity of individuals to move from one habitat patch to another. If two groups of koalas are separated by a substantial barrier to movement (e.g. river, mountain range, greater than15 km of cleared rural land or artificial barriers), and there is very little li ...
... A koala population is defined by the capacity of individuals to move from one habitat patch to another. If two groups of koalas are separated by a substantial barrier to movement (e.g. river, mountain range, greater than15 km of cleared rural land or artificial barriers), and there is very little li ...
APPENDIX B-2A Duchess Paradise Project
... Northern quolls do not have highly specific habitat requirements. They occur in a variety of habitats across their range. They are opportunistic foragers that feed on a broad range of items switching dietary resources according to season and availability. Daytime den sites provide important shelter ...
... Northern quolls do not have highly specific habitat requirements. They occur in a variety of habitats across their range. They are opportunistic foragers that feed on a broad range of items switching dietary resources according to season and availability. Daytime den sites provide important shelter ...
Shifts in phenology due to global climate change: the need for a
... Climate change has led to shifts in phenology in many species distributed widely across taxonomic groups. It is, however, unclear how we should interpret these shifts without some sort of a yardstick: a measure that will reflect how much a species should be shifting to match the change in its enviro ...
... Climate change has led to shifts in phenology in many species distributed widely across taxonomic groups. It is, however, unclear how we should interpret these shifts without some sort of a yardstick: a measure that will reflect how much a species should be shifting to match the change in its enviro ...
Habitat isolation and ecological barriers
... played by spatial heterogeneity. W iens (1976) was one o f the first authors to point out this problem very strongly. Recently, spatial heterogeneity is considered as one o f the basic factors influencing both population and community processes, especially in m an-dominated landscapes (Kozakiewicz 1 ...
... played by spatial heterogeneity. W iens (1976) was one o f the first authors to point out this problem very strongly. Recently, spatial heterogeneity is considered as one o f the basic factors influencing both population and community processes, especially in m an-dominated landscapes (Kozakiewicz 1 ...
successional mechanism varies along a gradient in hydrothermal
... flux), as well as species’ interactions with each other. Because it is important to distinguish between these mechanisms (e.g., Callaway and Walker 1997), we monitored both hydrothermal vent fluid flux (using temperature as a proxy; Johnson et al. 1988, 1994) and the ambient faunal community through ...
... flux), as well as species’ interactions with each other. Because it is important to distinguish between these mechanisms (e.g., Callaway and Walker 1997), we monitored both hydrothermal vent fluid flux (using temperature as a proxy; Johnson et al. 1988, 1994) and the ambient faunal community through ...
A mechanistic approach to understanding range shifts in a changing
... 50 years (Easterling et al., 2000; Beniston and Stephenson, 2004). These environmental perturbations are further compounded by human disturbance, invasive species, changes in population dynamics, and pollution. Most organisms will face major challenges in coping with one or more of these environment ...
... 50 years (Easterling et al., 2000; Beniston and Stephenson, 2004). These environmental perturbations are further compounded by human disturbance, invasive species, changes in population dynamics, and pollution. Most organisms will face major challenges in coping with one or more of these environment ...
Global networks for invasion science: benefits, challenges and
... from natural to human-dominated ecosystem) with nodes (network partners and/or sites) spanning biogeographic zones over both hemispheres and including at least three continents. This suggestion is motivated by the need for a practical operational definition of networks for international—and potentia ...
... from natural to human-dominated ecosystem) with nodes (network partners and/or sites) spanning biogeographic zones over both hemispheres and including at least three continents. This suggestion is motivated by the need for a practical operational definition of networks for international—and potentia ...
Reports
... INTRODUCTION Changes in the abiotic environment caused by global warming, such as increased growing season length, permafrost melting, and nutrient availability due to higher mobilization of resources in warmer soils (Intergovernmental Panel on Climate Change [IPCC] 2001), are predicted to impose la ...
... INTRODUCTION Changes in the abiotic environment caused by global warming, such as increased growing season length, permafrost melting, and nutrient availability due to higher mobilization of resources in warmer soils (Intergovernmental Panel on Climate Change [IPCC] 2001), are predicted to impose la ...
The interplay between environmental conditions and Allee effects
... Department of Biology, Queen’s University, Kingston, Ontario K7L 3J9 Canada ...
... Department of Biology, Queen’s University, Kingston, Ontario K7L 3J9 Canada ...
Scaling environmental change through the community
... being determined by the most abundant one or two species, whereas in other cases functional effects may not scale as directly with abundance due to nonadditive or higher order interactions. Thus, at least three factors should be important to predict how environmental change influences ecosystem func ...
... being determined by the most abundant one or two species, whereas in other cases functional effects may not scale as directly with abundance due to nonadditive or higher order interactions. Thus, at least three factors should be important to predict how environmental change influences ecosystem func ...
Life 9e - Garvness
... 23. Which of the following statements about habitat corridors is true? a. They are places where an endangered species can live and breed. b. They are usually used in captive breeding studies. c. Their presence mitigates the deleterious effects of habitat fragmentation. d. They are most effective as ...
... 23. Which of the following statements about habitat corridors is true? a. They are places where an endangered species can live and breed. b. They are usually used in captive breeding studies. c. Their presence mitigates the deleterious effects of habitat fragmentation. d. They are most effective as ...
Climate-related range shifts – a global multidimensional synthesis
... In addition to these three geographic dimensions, species range shifts are usually described through changes occurring in specific distribution parameters, such as range margins, range core or abundance (Lenoir and Svenning 2013). The earliest detection of species range shifts under 20th century clim ...
... In addition to these three geographic dimensions, species range shifts are usually described through changes occurring in specific distribution parameters, such as range margins, range core or abundance (Lenoir and Svenning 2013). The earliest detection of species range shifts under 20th century clim ...
Apparent predation risk: tests of habitat selection theory reveal
... abundance, individuals will compete more intensely for energy of increasing marginal value and, assuming that the fitness value of energy is constant, the cost of predation is less (as are the missed opportunities of engaging in non-foraging activities, third term on the right-hand side), and quitti ...
... abundance, individuals will compete more intensely for energy of increasing marginal value and, assuming that the fitness value of energy is constant, the cost of predation is less (as are the missed opportunities of engaging in non-foraging activities, third term on the right-hand side), and quitti ...
Lepomis cyanellus (Rafinesque, 1819)
... reported to regularly coincide with sharp increases in L. gibbosus abundances (Tomoček et al., 2007 and literature therein). The species is also held responsible for the locally strong decline and disappearance of endangered amphibians, such as Pelobates fuscus, Triturus cristatus and Hyla arborea ( ...
... reported to regularly coincide with sharp increases in L. gibbosus abundances (Tomoček et al., 2007 and literature therein). The species is also held responsible for the locally strong decline and disappearance of endangered amphibians, such as Pelobates fuscus, Triturus cristatus and Hyla arborea ( ...
Habitat and habitat selection: theory, tests, and implications.
... to play to its strength, they find that the adaptive ability to exploit new habitats, including fitness sinks, is enhanced. Although niches may not be as conservative as we once thought, they are hardly liberal. As mutants leave the source population, they reinforce adaptation to the source habitat ...
... to play to its strength, they find that the adaptive ability to exploit new habitats, including fitness sinks, is enhanced. Although niches may not be as conservative as we once thought, they are hardly liberal. As mutants leave the source population, they reinforce adaptation to the source habitat ...
Preview Sample 2
... B) An extensive region of land that includes one or more areas undisturbed by humans is called a zoned reserve. C) Few, if any, ecosystems remain undisturbed by humans. D) The areas surrounding a zoned reserve are not to be used to support human populations. E) Costa Rica hopes to maintain at least ...
... B) An extensive region of land that includes one or more areas undisturbed by humans is called a zoned reserve. C) Few, if any, ecosystems remain undisturbed by humans. D) The areas surrounding a zoned reserve are not to be used to support human populations. E) Costa Rica hopes to maintain at least ...
English
... Aichi Biodiversity Targets with current monitoring systems and indicators. However the development of a more comprehensive global observation system for delivering information on biodiversity change would change this. Some lessons can be learned from the climate community, which identified 50 ‘Essen ...
... Aichi Biodiversity Targets with current monitoring systems and indicators. However the development of a more comprehensive global observation system for delivering information on biodiversity change would change this. Some lessons can be learned from the climate community, which identified 50 ‘Essen ...
Potential problems of removing one invasive species at a time
... Although the co-occurrence of nonnative vertebrates is a ubiquitous global phenomenon, the study of interactions between invaders is poorly represented in the literature. Limited understanding of the interactions between co-occurring vertebrates can be problematic for predicting how the removal of o ...
... Although the co-occurrence of nonnative vertebrates is a ubiquitous global phenomenon, the study of interactions between invaders is poorly represented in the literature. Limited understanding of the interactions between co-occurring vertebrates can be problematic for predicting how the removal of o ...
Evaluating least-cost model predictions with empirical
... Abstract: The loss and fragmentation of forest habitats by human land use are recognised as important factors influencing the decline of forest-dependent fauna. Mammal species that are dependent upon forest habitats are particularly sensitive to habitat loss and fragmentation because they have highl ...
... Abstract: The loss and fragmentation of forest habitats by human land use are recognised as important factors influencing the decline of forest-dependent fauna. Mammal species that are dependent upon forest habitats are particularly sensitive to habitat loss and fragmentation because they have highl ...
Impacts of climate change on seabirds
... of their range. As a result, we may see changes in species’ ranges due to climate change, with associated changes in overall population size. By the end of the 21st century, great skua and Arctic skua may no longer breed in the UK and the range of black guillemot, common gull and Arctic tern shrink ...
... of their range. As a result, we may see changes in species’ ranges due to climate change, with associated changes in overall population size. By the end of the 21st century, great skua and Arctic skua may no longer breed in the UK and the range of black guillemot, common gull and Arctic tern shrink ...
Dynamics of ecological communities in variable environments
... The environment that affects the population dynamics of species is naturally variable and unpredictable. Usually there is a wide spectrum of environmental variables that can change both temporally and spatially, such as climatic factors (Ruokolainen et al. 2009). Variation in the environment can aff ...
... The environment that affects the population dynamics of species is naturally variable and unpredictable. Usually there is a wide spectrum of environmental variables that can change both temporally and spatially, such as climatic factors (Ruokolainen et al. 2009). Variation in the environment can aff ...