Results 31 to 40 of about 1,002,080 (260)

Delineating generalized species boundaries from species distribution data and a species distribution model [PDF]

open access: yesInternational Journal of Geographical Information Science, 2013
Species distribution models (SDM) are commonly used to provide information about species ranges or extents, and often are intended to represent the entire area of potential occupancy or suitable habitat in which individuals occur. While SDMs can provide results over various geographic extents, they normally operate within a grid and cannot delimit ...
Matthew P. Peters   +3 more
openaire   +1 more source

Rana temporaria on Monti della Laga (Central Italy): isolated population or wide distribution? First record in Abruzzo and Marche

open access: yesActa Herpetologica, 2021
In Central Italy Rana temporaria is only known to occur as a glacial relict on the eastern side of Monti della Laga (Lazio). In this study we report the presence of the species in other areas of the mountain chain, with documented sightings in five ...
Francesco Di Toro   +7 more
doaj   +1 more source

How can model comparison help improving species distribution models? [PDF]

open access: yesPLoS ONE, 2013
Today, more than ever, robust projections of potential species range shifts are needed to anticipate and mitigate the impacts of climate change on biodiversity and ecosystem services. Such projections are so far provided almost exclusively by correlative
Emmanuel Stephan Gritti   +3 more
doaj   +1 more source

Responses of four dominant dryland plant species to climate change in the Junggar Basin, northwest China

open access: yesEcology and Evolution, 2019
Aim Dryland ecosystems are exceedingly sensitive to climate change. Desertification induced by both climate changes and human activities seriously threatens dryland vegetation.
Jian Xiao   +5 more
doaj   +1 more source

Modeling effects of abiotic factors on the abundances of eight woody species in the Harana forest using artificial networks, random forest, and generalized linear models

open access: yesEcological Processes, 2023
Background Abiotic factors exert different impacts on the abundance of individual tree species in the forest but little has been known about the impact of abiotic factors on the individual plant, particularly, in a tropical forest.
Girma Ayele Bedane   +2 more
doaj   +1 more source

Need for split: integrative taxonomy reveals unnoticed diversity in the subaquatic species of Pseudohygrohypnum (Pylaisiaceae, Bryophyta) [PDF]

open access: yesPeerJ, 2022
We present an integrative molecular and morphological study of subaquatic representatives of the genus Pseudohygrohypnum (Pylaisiaceae, Bryophyta), supplemented by distribution modelling of the revealed phylogenetic lineages.
Vladimir E. Fedosov   +7 more
doaj   +2 more sources

Species Richness of Papilionidae Butterflies (Lepidoptera: Papilionoidea) in the Hengduan Mountains and Its Future Shifts under Climate Change

open access: yesInsects, 2023
The family of Papilionidae (Lepidoptera: Papilionoidea) is a group of butterflies with high ecological and conservation value. The Hengduan Mountains (HMDs) in Southwest China is an important diversity centre for these butterflies.
Xin-Tong Yu   +11 more
doaj   +1 more source

Suitable habitat prediction with a huge set of variables on some Central Asian tulips

open access: yesJournal of Asia-Pacific Biodiversity, 2023
Tulipa (Liliaceae) is cultivated as an ornamental plant worldwide and its wild representatives hold valuable genetic resources for breeders are facing the effects of climate change in Central Asia like all of wild plant species. Therefore, the effects of
Dekhkonov Davron   +4 more
doaj   +1 more source

Species lifetime distribution for simple models of ecologies [PDF]

open access: yesProceedings of the National Academy of Sciences, 2005
Interpretation of empirical results based on a taxa's lifetime distribution shows apparently conflicting results. Species' lifetime is reported to be exponentially distributed, whereas higher-order taxa, such as families or genera, follow a broader distribution, compatible with power-law decay.
PIGOLOTTI S   +3 more
openaire   +3 more sources

Assessment of the Impact of Climate Change on the Potential Distributions of Melliferous Plant Species on the Yucatan Peninsula, Mexico: Implications for Conservation Planning

open access: yesConservation
Climate change is altering environmental conditions, which can, in turn, change the geographic distribution and flowering patterns of plant species, affecting both the plants themselves and their pollinators. The responses of melliferous plant species to
José Luis Aragón-Gastélum   +7 more
doaj   +1 more source

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