Annemarie Nagle
... Another important player in the development of this theory was the work of Henry Gleason. His assertion that it was entirely possible to have completely differently structured communities experiencing identical climactic conditions and observations of the vegetative composition of transition areas ...
... Another important player in the development of this theory was the work of Henry Gleason. His assertion that it was entirely possible to have completely differently structured communities experiencing identical climactic conditions and observations of the vegetative composition of transition areas ...
Philosophy of Ecology - sikkim university library
... In recent decades, philosophy of science has become an increasingly central part of philosophy in general. Although there are still philosophers who think that theories of knowledge and reality can be developed by pure reflection, much current philosophical work finds it necessary and valuable to ta ...
... In recent decades, philosophy of science has become an increasingly central part of philosophy in general. Although there are still philosophers who think that theories of knowledge and reality can be developed by pure reflection, much current philosophical work finds it necessary and valuable to ta ...
Trait-Mediated Effects in Rocky Intertidal Food Chains
... higher order interaction that will likely influence the direct interactions between prey and their resource and overall community dynamics (Abrams 1983, Wootton 1993, 1994, Adler and Morris 1994, Billick and Case 1994, Kareiva 1994). TMIIs between predators and prey may be important at both high and ...
... higher order interaction that will likely influence the direct interactions between prey and their resource and overall community dynamics (Abrams 1983, Wootton 1993, 1994, Adler and Morris 1994, Billick and Case 1994, Kareiva 1994). TMIIs between predators and prey may be important at both high and ...
Communication Skills Courses for the BS Degree in Biology
... Neurochemistry of Memory Rhythms of the Brain Seminar in Neurotoxicology Comparing Sperm and Pollen Evolution Species Interactions and Biodiversity Sexual Selection and Mating Strategies Seminar in Disturbance Ecology Capstone Seminar in Environmental Sciences ...
... Neurochemistry of Memory Rhythms of the Brain Seminar in Neurotoxicology Comparing Sperm and Pollen Evolution Species Interactions and Biodiversity Sexual Selection and Mating Strategies Seminar in Disturbance Ecology Capstone Seminar in Environmental Sciences ...
curriculum vitae - Towson University
... Pennings. 2005. Functional and abundance based mechanisms explain diversity loss due to soil fertilization. Proceedings of the National Academy of Science 102: 4387-4392. Hobbie, S.E. and L. Gough. 2004. Litter decomposition in moist acidic and non-acidic tundra with different glacial histories. Oec ...
... Pennings. 2005. Functional and abundance based mechanisms explain diversity loss due to soil fertilization. Proceedings of the National Academy of Science 102: 4387-4392. Hobbie, S.E. and L. Gough. 2004. Litter decomposition in moist acidic and non-acidic tundra with different glacial histories. Oec ...
Trophic Ecology: Bottom-Up and Top
... Nutrient cycling is also influenced by interactions between primary producers and symbionts, which can be conceptualized as interactions between bottomup (primary producer) and top-down (symbiont) forces. An obvious example is the association of primary producers with bacteria that are able to acquir ...
... Nutrient cycling is also influenced by interactions between primary producers and symbionts, which can be conceptualized as interactions between bottomup (primary producer) and top-down (symbiont) forces. An obvious example is the association of primary producers with bacteria that are able to acquir ...
toward a metabolic theory of ecology
... Body size Since early in the 20th century, it has been known that almost all characteristics of organisms vary predictably with body size. Huxley (1932) is credited with pointing out that most size-related variation can be described by so-called allometric equations, which are power functions of the ...
... Body size Since early in the 20th century, it has been known that almost all characteristics of organisms vary predictably with body size. Huxley (1932) is credited with pointing out that most size-related variation can be described by so-called allometric equations, which are power functions of the ...
Validation of an Instrument to Measure the Change in Ecological
... Environmental education researchers repeatedly cite the importance of ecological literacy within environmental education (Ramsey and Rickson 1976, Clark 1975, Ritz 1977, Hungerford and Yolk 1990). In a national survey of public school environmental education programs, Childress (1978) found that cla ...
... Environmental education researchers repeatedly cite the importance of ecological literacy within environmental education (Ramsey and Rickson 1976, Clark 1975, Ritz 1977, Hungerford and Yolk 1990). In a national survey of public school environmental education programs, Childress (1978) found that cla ...
Understanding mutualism when there is adaptation to
... adverse effects of the bacteria had disappeared and neither organism could now survive without the other! The interaction is thus a clear example of a mutualism (proximate mutualism as defined in Appendix 1) in that both partners clearly derive a benefit from the partner’s presence: the ability to s ...
... adverse effects of the bacteria had disappeared and neither organism could now survive without the other! The interaction is thus a clear example of a mutualism (proximate mutualism as defined in Appendix 1) in that both partners clearly derive a benefit from the partner’s presence: the ability to s ...
An experimentalist`s challenge: when artifacts of intervention interact
... by comparing the performance of animals maintained inside the required experimental enclosures at natural, ambient density to that of identical animals roaming free at that same ambient density), one should employ such controls. Results of these controls would then be used to estimate the direction ...
... by comparing the performance of animals maintained inside the required experimental enclosures at natural, ambient density to that of identical animals roaming free at that same ambient density), one should employ such controls. Results of these controls would then be used to estimate the direction ...
Understanding mutualism when there is adaptation to the partner
... adverse effects of the bacteria had disappeared and neither organism could now survive without the other! The interaction is thus a clear example of a mutualism (proximate mutualism as defined in Appendix 1) in that both partners clearly derive a benefit from the partner’s presence: the ability to s ...
... adverse effects of the bacteria had disappeared and neither organism could now survive without the other! The interaction is thus a clear example of a mutualism (proximate mutualism as defined in Appendix 1) in that both partners clearly derive a benefit from the partner’s presence: the ability to s ...
Restoration Ecology: Interventionist Approaches for - LERF
... commonly used terms include: rehabilitation, reclamation, recreation, remediation, revegetation, and reconstruction. Allied terms also include ecological engineering (9). Traditionally, restoration has been viewed primarily as a means to reset the ecological clock and return an ecosystem back to som ...
... commonly used terms include: rehabilitation, reclamation, recreation, remediation, revegetation, and reconstruction. Allied terms also include ecological engineering (9). Traditionally, restoration has been viewed primarily as a means to reset the ecological clock and return an ecosystem back to som ...
Stable Isotope Analysis Reveals That Agricultural Habitat Provides
... supratidal (upland) feeding habitats, the relative contribution of each habitat to individual diets has not been directly quantified. We quantified the proportional use that Calidris alpina pacifica (Dunlin) made of estuarine vs. terrestrial farmland resources on the Fraser River Delta, British Colu ...
... supratidal (upland) feeding habitats, the relative contribution of each habitat to individual diets has not been directly quantified. We quantified the proportional use that Calidris alpina pacifica (Dunlin) made of estuarine vs. terrestrial farmland resources on the Fraser River Delta, British Colu ...
The Sustainable Biosphere Initiative: An Ecological Research
... In order to accomplish this monumental task, one of us (HAM) established a broadly representative committee, under the leadership of Jane Lubchenco, then Vice-President and now Second President-Elect. This committee, composed of ecologists representing a wide array of ecological subdisciplines, met ...
... In order to accomplish this monumental task, one of us (HAM) established a broadly representative committee, under the leadership of Jane Lubchenco, then Vice-President and now Second President-Elect. This committee, composed of ecologists representing a wide array of ecological subdisciplines, met ...
file - ORCA
... Instead, we follow Robert Chapman’s rejection of the interchangeability of these two terms (Chapman 2004; 2006). Whereas ‘wilderness’ is a quantitative spatial dimension that ‘can be reduced acre-by-acre’ (Chapman, 2006: 471), in which human bodies and their material traces are (often made) absent, ...
... Instead, we follow Robert Chapman’s rejection of the interchangeability of these two terms (Chapman 2004; 2006). Whereas ‘wilderness’ is a quantitative spatial dimension that ‘can be reduced acre-by-acre’ (Chapman, 2006: 471), in which human bodies and their material traces are (often made) absent, ...
A Report Card on Ecocriticism - Association for the Study of
... "ecofeminism," whether plural or singular, might "only be transiently useful within our history" (Sturgeon 168), though I would hesitate to suggest that we are anywhere near having exhausted its usefulness. Granting that there are ecofeminisms and ecocriticisms, we might venture some broad generaliz ...
... "ecofeminism," whether plural or singular, might "only be transiently useful within our history" (Sturgeon 168), though I would hesitate to suggest that we are anywhere near having exhausted its usefulness. Granting that there are ecofeminisms and ecocriticisms, we might venture some broad generaliz ...
Estimating resource acquisition and at‐sea body condition of a
... condition changes at fine spatial and temporal scales as a result of interaction with the environment provides necessary information about how animals acquire resources. 2. However, comparatively little is known about intra- and interindividual variation of condition in marine systems. Where conditi ...
... condition changes at fine spatial and temporal scales as a result of interaction with the environment provides necessary information about how animals acquire resources. 2. However, comparatively little is known about intra- and interindividual variation of condition in marine systems. Where conditi ...
Biodiversity, Functioning - School of Natural Resources and
... (2006) analyzed studies published from 1974–2004. This meta-analysis showed that biodiversity effects, measured as correlation coefficients between some measure of biodiversity (usually species richness) ...
... (2006) analyzed studies published from 1974–2004. This meta-analysis showed that biodiversity effects, measured as correlation coefficients between some measure of biodiversity (usually species richness) ...
Food chain length and omnivory determine the stability of a marine
... ‘covariance effect’ suggests that covariance among competing species should decrease with increasing diversity because of competition among species, and stability should increase with decreasing covariance. In contrast to most previous studies using this approach, we investigated how changing food c ...
... ‘covariance effect’ suggests that covariance among competing species should decrease with increasing diversity because of competition among species, and stability should increase with decreasing covariance. In contrast to most previous studies using this approach, we investigated how changing food c ...
Lesson Overview
... Economics and ecology share the same word root. Indeed, human economics and ecology are linked. Humans live within the biosphere and depend on ecological processes to provide such essentials as food and drinkable water that can be bought and sold for money. ...
... Economics and ecology share the same word root. Indeed, human economics and ecology are linked. Humans live within the biosphere and depend on ecological processes to provide such essentials as food and drinkable water that can be bought and sold for money. ...
Peay et al 2008 - North American Mycoflora Project
... Figure 1. The many faces of the kingdom Fungi. (a) The nematode-trapping fungus Arthrobotrys. Photograph courtesy of Hedwig Triantaphyllou. (b) Fine root of Pinus muricata ensheathed by an ectomycorrhizal fungus. Photograph: Kabir Peay. (c) Intracellular root penetration by an arbuscular mycorrhizal ...
... Figure 1. The many faces of the kingdom Fungi. (a) The nematode-trapping fungus Arthrobotrys. Photograph courtesy of Hedwig Triantaphyllou. (b) Fine root of Pinus muricata ensheathed by an ectomycorrhizal fungus. Photograph: Kabir Peay. (c) Intracellular root penetration by an arbuscular mycorrhizal ...
Fungal Community Ecology: A Hybrid Beast with a Molecular Master
... Figure 1. The many faces of the kingdom Fungi. (a) The nematode-trapping fungus Arthrobotrys. Photograph courtesy of Hedwig Triantaphyllou. (b) Fine root of Pinus muricata ensheathed by an ectomycorrhizal fungus. Photograph: Kabir Peay. (c) Intracellular root penetration by an arbuscular mycorrhizal ...
... Figure 1. The many faces of the kingdom Fungi. (a) The nematode-trapping fungus Arthrobotrys. Photograph courtesy of Hedwig Triantaphyllou. (b) Fine root of Pinus muricata ensheathed by an ectomycorrhizal fungus. Photograph: Kabir Peay. (c) Intracellular root penetration by an arbuscular mycorrhizal ...
Evolutionary ecology of mountain birch in subarctic stress gradients
... Through its effect on plant performance, stress has the capacity to fundamentally alter the ecological relationships between individuals, and through variation in survival and reproduction it also causes evolutionary change, i.e. local adaptations to stress and eventually speciation. In certain cond ...
... Through its effect on plant performance, stress has the capacity to fundamentally alter the ecological relationships between individuals, and through variation in survival and reproduction it also causes evolutionary change, i.e. local adaptations to stress and eventually speciation. In certain cond ...
Approximating Nature`s Variation: Selecting and Using Reference
... in ecology: understanding the nature, cause, and function of variation in ecosystems and landscapes. Hence, the selection and use of reference information is a central and defining issue for restoration ecology and will probably play an important role in the development of this field. All reference ...
... in ecology: understanding the nature, cause, and function of variation in ecosystems and landscapes. Hence, the selection and use of reference information is a central and defining issue for restoration ecology and will probably play an important role in the development of this field. All reference ...
Restoration ecology and conservation biology
... activity, it also re¯ects our roots as academics who honor basic over applied research. I think we need to clearly distinguish between the genuine value of having deep conceptual roots, and the reality that we have a monumental operational task ahead of us in which huge (and intellectually challengi ...
... activity, it also re¯ects our roots as academics who honor basic over applied research. I think we need to clearly distinguish between the genuine value of having deep conceptual roots, and the reality that we have a monumental operational task ahead of us in which huge (and intellectually challengi ...