نتایج جستجو برای: climate diversity

تعداد نتایج: 352597  

Journal: :Ecology letters 2015
Laureano A Gherardi Osvaldo E Sala

Although precipitation interannual variability is projected to increase due to climate change, effects of changes in precipitation variance have received considerable less attention than effects of changes in the mean state of climate. Interannual precipitation variability effects on functional diversity and its consequences for ecosystem functioning are assessed here using a 6-year rainfall ma...

2009
UMA M. JAYAKUMAR

In this article, Uma Jayakumar investigates the relationship between white individuals’ exposure to racial diversity during college and their postcollege cross-cultural workforce competencies. Using survey data from the Cooperative Institutional Research Program, housed in the Higher Education Research Institute at the University of California at Los Angeles, the author uses structural equation...

Journal: :Science 2010
Felix G Marx Mark D Uhen

Modern cetaceans, a poster child of evolution, play an important role in the ocean ecosystem as apex predators and nutrient distributors, as well as evolutionary "stepping stones" for the deep sea biota. Recent discussions on the impact of climate change and marine exploitation on current cetacean populations may benefit from insights into what factors have influenced cetacean diversity in the ...

Journal: :Ecology letters 2009
Keryn B Gedan Mark D Bertness

Anthropogenic climate change is predicted to cause widespread biodiversity loss due to shifts in species' distributions, but these predictions rarely incorporate ecological associations such as zonation. Here, we predict the decline of a diverse assemblage of mid-latitude salt marsh plants, based on an ecosystem warming experiment. In New England salt marshes, a guild of halophytic forbs occupi...

Journal: :R&s - research studies anatolia journal 2023

This study was examined in order to manage diversity by revealing the effect of a climate on job satisfaction. The conducted with female participants working as blue-collar workers. In this context, 392 employees were reached. According results study, has significant satisfaction same direction. To put it more clearly, will increase level women. other words, levels when are treated fairly their...

2013
Xin Yue Chan Ramitha Arumugam Siew Woh Choo Wai Fong Yin Kok Gan Chan

Tropical seawater harbors a rich diversity of microorganisms as a result of its nutrient-rich environment, constant supply of sufficient sunlight, and warm climate. In this report, we present the complexity of the microbial diversity of the surface seawater of the Georgetown coast as determined using next-generation sequencing technology.

2013
Masayuki Ushio Takeshi Miki Teri C. Balser

How diversity influences the stability of a community function is a major question in ecology. However, only limited empirical investigations of the diversity-stability relationship in soil microbial communities have been undertaken, despite the fundamental role of microbial communities in driving carbon and nutrient cycling in terrestrial ecosystems. In this study, we conducted a microcosm exp...

Reduction of species diversity which is a significant threat to the earth has been found more important and has attracted attention among ecologists over recent years. This research was carried out to determine the relationships between plant species diversity indices and soil properties by multivariate regression methods in Jamilabad region, Baft, Kerman province, Iran in 2016. Different sites...

2014
Lee A Dyer Thomas L Parchman Christopher S Jeffrey Lora A Richards

Most known insect species are involved in chemically mediated plant–insect multi-trophic interactions, and recent syntheses point to a substantial gap in our understanding of trophic interaction diversity, especially in the tropics. One approach to filling this gap is to examine relationships between genomic, metabolomic, taxonomic, and trophic interaction diversity via quantifying and comparin...

2014
David Lazarus John Barron Johan Renaudie Patrick Diver Andreas Türke

Marine planktonic diatoms export carbon to the deep ocean, playing a key role in the global carbon cycle. Although commonly thought to have diversified over the Cenozoic as global oceans cooled, only two conflicting quantitative reconstructions exist, both from the Neptune deep-sea microfossil occurrences database. Total diversity shows Cenozoic increase but is sample size biased; conventional ...

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