نتایج جستجو برای: climatic factor

تعداد نتایج: 874023  

Journal: :Zoology 2009
Inon Scharf Ido Filin Dafna Ben-Yehoshua Ofer Ovadia

We report here on two complementary experiments examining the effect of climate on morphological and life-history traits of antlion adults. We first examined whether body size and wing loading of emerging adults are plastic by raising larvae, collected from five antlion populations along Israel's sharp climatic gradient, in two environmental chambers simulating temperature and humidity of deser...

2008
Dai-Liang Peng Jing-Feng Huang Cheng-Xia Cai Rui Deng Jun-Feng Xu

Net primary productivity (NPP) is a key component of energy and matter transformation in the terrestrial ecosystem, and the responses of NPP to global change locally and regionally have been one of the most important aspects in climate–vegetation relationship studies. In order to isolate causal climatic factors, it is great meaningful to assess the response of seasonal variation of NPP to clima...

2016
Hernán Mario Beccacece Sebastián Rodolfo Zeballos Adriana Inés Zapata

Paraná, Yungas and Chaco Serrano ecoregions are among the most species-rich terrestrial habitats at higher latitude. However, the information for tiger moths, one of the most speciose groups of moths, is unknown in these ecoregions. In this study, we assess their species richness and composition in all three of these ecoregions. Also we investigated whether the species composition of tiger moth...

2000
Ronald I. Dorn

For the last two decades, climatically based interpretations have been the major focus in evolutionary studies of dryland alluvial fans. Climatic hypotheses to explain the development of alluvial fans in southern Death Valley, however, do not fare well when they are assessed with criteria used by philosophers of science. First and foremost, dating techniques do not have the chronometric precisi...

2013
Andressa Duran Andreas L. S. Meyer Marcio R. Pie

Despite considerable interest in recent years on species distribution modeling and phylogenetic niche conservatism, little is known about the way in which climatic niches change over evolutionary time. This knowledge is of major importance to understand the mechanisms underlying limits of species distributions, as well as to infer how different lineages might be affected by anthropogenic climat...

Journal: :Proceedings. Biological sciences 2014
Maria Fernanda Bonetti John J Wiens

The evolution of climatic niche specialization has important implications for many topics in ecology, evolution and conservation. The climatic niche reflects the set of temperature and precipitation conditions where a species can occur. Thus, specialization to a limited set of climatic conditions can be important for understanding patterns of biogeography, species richness, community structure,...

Journal: :ISPRS international journal of geo-information 2021

Environmental degradation, for example, by wind erosion, is a serious global problem. Despite the enormous research on this topic, complex methods considering all relevant factors remain unpublished. The main intent of our paper to develop methodological road map identify key soil–climatic conditions that make soil vulnerable and demonstrate in case study using data source. Potential erosion (P...

Journal: :International Journal of Current Microbiology and Applied Sciences 2018

1998
CARY J. MOCK PATRICK J. BARTLEIN PATRICIA M. ANDERSON

Analyses of more than 40 years of climatic data reveal intriguing spatial variations in climatic patterns for Beringia (North-eastern Siberia and Alaska), aiding the understanding of the hierarchy of climatic controls that operate at different spatial scales within the Arctic. A synoptic climatology, using a subjective classification methodology on January and July sea level pressure, and July ...

2001
Michael E Mann John S Perry Ted Munn

Volume 1, The Earth system: physical and chemical dimensions of global environmental change, pp 514–516

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