Results 31 to 40 of about 2,846 (150)

Disentangling local, metapopulation, and cross‐community sources of stabilization and asynchrony in metacommunities

open access: yesEcosphere, 2020
Asynchronous fluctuations of populations are essential for maintaining stable levels of biomass and ecosystem function in landscapes. Yet, understanding the stabilization of metacommunities by asynchrony is complicated by the existence of multiple forms ...
Matthew Hammond   +3 more
doaj   +1 more source

A seed-diffusion model for tropical tree diversity patterns

open access: yes, 2012
Diversity patterns of tree species in a tropical forest community are approached by a simple lattice model and investigated by Monte Carlo simulations using a backtracking method.
A. Derzsi   +44 more
core   +1 more source

Aquatic invertebrate communities in tank bromeliads: how well do classic ecological patterns apply? [PDF]

open access: yes, 2014
Tank bromeliads (Bromeliaceae) often occur in high densities in the Neotropics and represent a key freshwater habitat in montane forests, housing quite complex invertebrate communities.
Field, Richard, Jocque, Merlijn
core   +2 more sources

Hydrological connectivity influences the aquatic metacommunity structure of an Arctic delta floodplain

open access: yesArctic Science
Hydrological connectivity is a fundamental determinant of aquatic metacommunity structure. However, the potential response to altered patterns of connectivity in a changing climate remain poorly understood, particularly in regard to vulnerable systems ...
Ryan W. Scott   +3 more
doaj   +1 more source

Hydrological controls on river network connectivity [PDF]

open access: yes, 2019
This study proposes a probabilistic approach for the quantitative assessment of reach- and network-scale hydrological connectivity as dictated by river flow space–time variability. Spatial dynamics of daily streamflows are estimated based on climatic and
Botter, Gianluca   +3 more
core   +1 more source

Endangered Plants in Novel Urban Ecosystems Are Filtered by Strategy Type and Dispersal Syndrome, Not by Spatial Dependence on Natural Remnants [PDF]

open access: yes, 2020
Understanding the contribution of cities to nature conservation is gaining increasing importance with a globally accelerating urbanization and requires insights into the mechanisms that underlie urban distribution patterns. While a considerable number of
Kowarik, Ingo   +2 more
core   +1 more source

Shaping research in marine functional connectivity for integrated and effective marine science and management

open access: yesBiological Reviews, EarlyView.
ABSTRACT Effective knowledge of ecological connectivity at sea and at the land–sea interface is key to supporting global policy goals to conserve and restore ocean biodiversity and function. However, a persistent lack of commonality in terminology and understanding around the concept of connectivity in marine ecological studies hampers its integration ...
Audrey M. Darnaude   +20 more
wiley   +1 more source

Macrosystems ecology: Understanding ecological patterns and processes at continental scales [PDF]

open access: yes, 2014
Macrosystems ecology is the study of diverse ecological phenomena at the scale of regions to continents and their interactions with phenomena at other scales.
Adrian V Rocha   +26 more
core   +2 more sources

Developing a macroecology for human‐altered ecosystems

open access: yesEcography, EarlyView.
Although anthropogenically‐induced ecological disruptions are fundamentally important in defining ecosystem properties, they are largely overlooked by macroecological theory. Anthropogenic disruptions and their effects are generally not comparable to one another, nor to disturbances that are part of natural disturbance regimes.
Erica A. Newman   +7 more
wiley   +1 more source

Understanding evolutionary processes during past Quaternary climatic cycles: Can it be applied to the future? [PDF]

open access: yes, 2010
Climate change affected ecological community make-up during the Quaternary which was probably both the cause of, and was caused by, evolutionary processes such as species evolution, adaptation and extinction of species and ...
Stewart, John R.
core  

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