نتایج جستجو برای: ecological niche modeling

تعداد نتایج: 503197  

Journal: :Ecology letters 2008
Grigoris Kylafis Michel Loreau

Niche construction can generate ecological and evolutionary feedbacks that have been underinvestigated so far. We present an eco-evolutionary model that incorporates the process of niche construction to reveal its effects on the ecology and evolution of the niche-constructing agent. We consider a simple plant-soil nutrient ecosystem in which plants have the ability to increase the input of inor...

2003
E. O. Wiley Kristina M. McNyset A. Townsend Peterson M. Stewart

(Vieglais et al., 2000). Museum data are high quality because voucher specimens can be examined if identification is questionable. However, like all point data, museum specimens provide only a limited view of the actual species' range (Krohn, 1996), hence the need for predictive approaches. A limited number of ecological data sets are also available, worldwide, including physio-chemical paramet...

2015
Jason K. Blackburn Ian T. Kracalik Jeanne Marie Fair

The ongoing Ebola outbreak in West Africa and the current saiga antelope die off in Kazakhstan each represent very real and difficult to manage public or veterinary health crises. They also illustrate the importance of stable and funded surveillance and sound policy for intervention or disease control. While these two events highlight extreme cases of infectious disease (Ebola) or (possible) en...

2017
ANDREW J. MARSHALL Joseph Grinnell

Theniche is an abstract concept that describes the ecological space that a species occupies. A species’ niche is determined by the environmental conditions it inhabits, the resources it uses, and its interactions with other species. The niche has been a fundamental concept in ecological theory for almost a century. It was first developed by American zoologist Joseph Grinnell and English zoologi...

2017
Olav Skarpaas Stefan Blumentrath Marianne Evju Anne Sverdrup-Thygeson

Over the past centuries, humans have transformed large parts of the biosphere, and there is a growing need to understand and predict the distribution of biodiversity hotspots influenced by the presence of humans. Our basic hypothesis is that human influence in the Anthropocene is ubiquitous, and we predict that biodiversity hot spot modeling can be improved by addressing three challenges raised...

2017
Daniel Romero-Alvarez Luis E Escobar

BACKGROUND Oropouche virus causes Oropouche fever, an arboviral disease transmitted mainly by midges of the genus Culicoides and Culex mosquitoes. Clinical presentation of Oropouche fever in humans includes fever, headache, rash, myalgia, and in rare cases spontaneous bleeding and aseptic meningitis. Landscape change has been proposed as a driver of Oropouche fever emergence. OBJECTIVE To inv...

Journal: :Current Biology 2007
L. Lacey Knowles Bryan C. Carstens Marcia L. Keat

Understanding the impact of climate-induced distributional shifts on species divergence, like those accompanying the Pleistocene glacial cycles [1, 2], requires tools that explicitly incorporate the geographic configuration of past distributions into analyses of genetic differentiation. Depending on the historical distribution of species, genetic differences may accumulate among ancestral sourc...

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