نتایج جستجو برای: tibetan plateau

تعداد نتایج: 28833  

2000
Carmala N. Garzione David L. Dettman Jay Quade Peter G. DeCelles Robert F. Butler

Timing of surface uplift of the Tibetan Plateau has received much attention because of proposed links between high topography and change in regional and global climate, southern Asian paleoecology, and ocean chemistry (Quade et al., 1989; Edmond, 1992; Prell and Kutzbach, 1992; Raymo and Ruddiman, 1992; Molnar et al., 1993; Derry and France-Lanord, 1996). However, the actual vintage of high ele...

Journal: :Isotopes in environmental and health studies 2012
Yueqin Yang Xianfeng Yi Min Peng Yubi Zhou

We first measured the δ(13)C and δ(15)N values of root holoparasite Cynomorium songaricum and its hosts from 19 sites across four provinces in northwest China, in an attempt to investigate their nutritional relationship at the Tibetan plateau and the surrounding Gobi desert. Our study showed that the δ(13)C of C. songaricum closely mirrored the values of its hosts, Nitraria tangutorum and N. si...

2013
Mo Wang Jun-Xing Yang Xiao-Yong Chen

Fierce predatory freshwater fishes, the species of Percocypris (Cyprinidae, Teleostei) inhabit large rivers or lakes, and have a specific distribution pattern. Only a single species or subspecies occurs in each large-scale drainage basin of the Southeastern Tibetan Plateau. In this study, the molecular phylogenetic relationships for all but one of the described subspecies/species of Percocypris...

Journal: :Remote Sensing 2017
Vu Hien Phan Roderik Lindenbergh Massimo Menenti

Monitoring glacier changes is essential for estimating the water mass balance of the Tibetan Plateau. In this study, we exploit ICESat laser altimetry data in combination with the SRTM DEM and the GLIMS glacier mask to estimate trends in change in glacial thickness between 2003 and 2009 on the whole Tibetan Plateau. Considering acquisition conditions of ICESat measurements and terrain surface c...

2015
Tao Pan Hui Wang Chaochao Hu Zhonglou Sun Xiaoxue Zhu Tao Meng Xiuxiang Meng Baowei Zhang Bi-Song Yue

The authenticity of controversial species is a significant challenge for systematic biologists. Moschidae is a small family of musk deer in the Artiodactyla, composing only one genus, Moschus. Historically, the number of species in the Moschidae family has been debated. Presently, most musk deer species were restricted in the Tibetan Plateau and surrounding/adjacent areas, which implied that th...

2010
J. Kuhlmann

The impact of aerosols above and around the Tibetan Plateau on the Asian Summer Monsoon during premonsoon seasons March-April-May 2007, 2008, and 2009 is investigated by means of remote sensing and radiative transfer modelling. Four source regions are found to be responsible for the high aerosol loading around the Tibetan Plateau: the Taklamakan Desert, the Ganges Plains, the Indus Plains, and ...

2013
J. Sun G. W. Cheng W. P. Li

The Tibetan Plateau, known as the “world’s third pole” for its extremely harsh and fragile ecological environment, has attracted great attention because of its sensitivity to global changes. Alpine grassland on the Tibetan Plateau has an important function in the global carbon cycle. Many studies have examined the effects of various environmental factors on biomass distribution. In this study, ...

2016
Kun Li Yanfang Lan Houqiang Luo Hui Zhang Dongyu Liu Lihong Zhang Rui Gui Lei Wang Muhammad Shahzad Suolang Sizhu Jiakui Li Yangzom Chamba

Toxocara vitulorum has been rarely reported in yaks at high altitudes and remote areas of Sichuan Province of Tibetan Plateau of China. The current study was designed to investigate the prevalence, associated risk factors, and phylogenetic characteristics of T. vitulorum in yak calves on the Qinghai Tibetan plateau. Fecal samples were collected from 891 yak calves and were examined for the pres...

2007
Tingjun Zhang

Mountain areas seem to be especially susceptible to global climate change and are reported to have warmed more, and perhaps sooner, than the rest of the globe (e.g., Beniston and Rebetez, 1996). Liu and Chen (2000) have argued that the Qinghai-Tibetan Plateau is a harbinger of climate change due to its early and accelerated warming. It represents the largest high-elevation region on the globe, ...

2013
Zhenchun Hao Qin Ju Weijuan Jiang Changjun Zhu

The Fourth Assessment Report of the Intergovernmental Panel on Climate Change (IPCC AR4) presents twenty-two global climate models (GCMs). In this paper, we evaluate the ability of 22 GCMs to reproduce temperature and precipitation over the Tibetan Plateau by comparing with ground observations for 1961~1900. The results suggest that all the GCMs underestimate surface air temperature and most mo...

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