Results 51 to 60 of about 14,286,356 (294)

The geography of biodiversity change in marine and terrestrial assemblages

open access: yesScience, 2019
Spatial structure of species change Biodiversity is undergoing rapid change driven by climate change and other human influences. Blowes et al. analyze the global patterns in temporal change in biodiversity using a large quantity of time-series data from ...
S. Blowes   +22 more
semanticscholar   +1 more source

Integrating Species Traits into Species Pools [PDF]

open access: yes, 2018
Despite decades of research on the species‐pool concept and the recent explosion of interest in trait‐based frameworks in ecology and biogeography, surprisingly little is known about how spatial and temporal changes in species‐pool functional diversity ...
Darwin C.   +4 more
core   +2 more sources

Transcriptomics provides a robust framework for the relationships of the major clades of cladobranch sea slugs (Mollusca, Gastropoda, Heterobranchia), but fails to resolve the position of the enigmatic genus Embletonia

open access: yesBMC Ecology and Evolution, 2021
Background The soft-bodied cladobranch sea slugs represent roughly half of the biodiversity of marine nudibranch molluscs on the planet. Despite their global distribution from shallow waters to the deep sea, from tropical into polar seas, and their ...
Dario Karmeinski   +7 more
doaj   +1 more source

Andean Land Use And Biodiversity: Humanized Landscapes In A Time Of Change [PDF]

open access: yes, 2009
Some landscapes Cannot be understood without reference., to the kinds. degrees, kinds, degrees, and history of human-caused modifications to the Earth's surface.
Brumfield R. T.   +14 more
core   +1 more source

New evidence on the identity of the European Helorus species (Hymenoptera, Proctotrupoidea, Heloridae) [PDF]

open access: yesBiodiversity Data Journal
Species of Helorus Latreille 1802 are rarely collected endoparasitoids of Chrysopidae larvae (Neuroptera). Previous work on the limits between the European species of this species-poor genus, based on morphology only, has left some uncertainties.
Jonathan Vogel   +2 more
doaj   +3 more sources

Assemblage Time Series Reveal Biodiversity Change but Not Systematic Loss

open access: yesScience, 2014
Changing Assemblages Although the rate of species extinction has increased markedly as a result of human activity across the biosphere, conservation has focused on endangered species rather than on shifts in assemblages. Dornelas et al. (p.
M. Dornelas   +6 more
semanticscholar   +1 more source

Temporal biodiversity change following disturbance varies along an environmental gradient

open access: yesGlobal Ecology and Biogeography, 2020
Aim The diversity and composition of natural communities are rapidly changing due to anthropogenic disturbances. Magnitude of this compositional reorganization varies across the globe, but reasons behind the variation remain largely unknown. Disturbances
E. Kaarlejärvi   +4 more
semanticscholar   +1 more source

MODEL OF CLIMATE AND LAND-USE CHANGES IMPACT ON WATER SECURITY IN AMBON CITY, INDONESIA

open access: yesGeoplanning: Journal of Geomatics and Planning, 2017
Ambon City is the center of national activities in Maluku province, established under Presidential Decree 77 issued in 2014 about spatial planning of Maluku Islands. Ambon is a strategic region in terms of development in agriculture and fisheries sectors.
Roland Alexander Barkey   +2 more
doaj   +1 more source

Hábitat, agregaciones y desarrollo postembrionario del milpiés Hirudicryptus canariensis (Loksa, 1967) en el bosque de laurisilva de Tenerife (Diplopoda: Siphonocryptida)

open access: yesGraellsia, 2023
Los milpiés (Diplopoda) son detritívoros que viven generalmente ocultos dentro del suelo y la hojarasca, y en la mayoría de las especies poco se conoce sobre su biología.
Leif Moritz‍   +2 more
doaj   +1 more source

Repeated subsamples during DNA extraction reveal increased diversity estimates in DNA metabarcoding of Malaise traps

open access: yesEcology and Evolution, 2022
With increased application of DNA metabarcoding in biodiversity assessment, various laboratory protocols have been optimized, and their further evaluation is subject of current research. Homogenization of bulk samples and subsequent DNA extraction from a
Vera M. A. Zizka   +7 more
doaj   +1 more source

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