Qingzang gaoyuan or himalayan plateau, is a vast elevated plateau in central asia and east asia, covering most of the tibet autonomous region and qinghai in western china, as well as ladakh and. This region encompasses a wide range of elevation gradients, environmental conditions, and vegetation types, extending from lowland plains at under m to mountain peaks above 3000 m. Status and challenges of qinghaitibet plateaus grasslands mdpi. Sep 01, 2017 competition here, with a large scale sampling along an elevational gradient of 2000 m in the qinghai tibetan plateau, we environmental selection examined the interplay among the three processes, as well as their relative importance to the biogeography of qinghai tibetan plateau bacterial communities. The qinghai tibetan plateau tp is located in the central e urasian continent. Revelation of the mysterious plateau had to wait until the 1950s, when chinese scientists mainly from the chinese academy of sciences conducted an extensive survey of the natural resources of the qinghaitibetan plateau. Elevational data were compiled from a total of 8,115 specimen records 8. Review of climate and cryospheric change in the tibetan plateau. Pdf altitudinal biodiversity patterns of seed plants along. Logistic regression was used to quantify the elevational pattern in spinescence. It covers most of the tibet autonomous region, the qinghai province in china, and ladakh in kashmir, india.
Patterns of plant diversity at high altitudes on the. Increasing sensitivity of alpine grasslands to climate. Using glacier ice cores and groundbased measurements, wang et al. Change in soil microbial biomass and regulating factors in.
Mar 01, 2010 the qinghai tibetan plateau is the highest and largest plateau on earth, occupying 2. Holocene lake level variations on the qinghaitibetan plateau. The tibetan plateau resulted from the dramatic geological upheavals that created the himalayas, and this stark landscape is effectively a highaltitude desert, with more than half the plateau at over,500 feet. Estimated mass elevation effect mee in the tibetan plateau and surrounding areas. With a mean elevation exceeding 4500 m above sea level a. Himalaya, indoburma and the mountains of southwestern china 24.
Geological and climatic histories, which played pivotal roles in the evolution and maintenance of plant diversity in the qinghai tibet plateau qtp and adjacent regions, are the most important environmental aspects. The qilian mountains are water towers for the hexi corridor and a climatic divide for northwestern china. Tibetan plateau is one of li nas most famous songs. The location a, altitude b, and distant overview c of. The history of qinghai tibet plateau is very interesting. Pdf spatial pattern of abies and picea surface pollen. It encompasses all of the tibet autonomous region and much of qinghai province and extends into western sichuan province and southern uygur autonomous region of xinjiang. Soil organic carbon and total nitrogen pools in permafrost. The plateau has unique topographical features and biologically important habitats. The 2000 m elevational zone includes the yunnanguizhou plateau and part of the qinling mountain range. The past few winters have been quite unusual, says hou fusheng, 83.
The relationships between ndvi and climatic factors such as air. The qinghaitibetan plateau is the highest and largest plateau on earth, occupying 2. Given their elevation 4,000 m, these two latter regions were indeed. Figure 4 shows the sensitivity, resilience, exposure, and vulnerability index for different grassland types on the qinghai tibetan plateau. The yellow river originates in the southern part of the province, while the yangtze and mekong have their sources in the southwestern part.
Figure 2a shows a histogram of elevation in 500 m increments and the hypsometric curve for the tibetan plateau above 2000 m elevation based on the 0. They are qinghaitibet plateau, desert loess, and reclaimed land from the sea. Ecoenvironmental effects of the qinghaitibet plateau uplift. Now more accurately known as the qinghai tibetan plateau, the region is home to an impressive array of charismatic species. No upward shift of alpine grassland distribution on the. Pdf assessing the glacier boundaries in the qinghai. Tibetan plateau simple english wikipedia, the free encyclopedia.
This study was conducted on the eastern edge of the qinghai. The distributions of many species show climatedriven shifts towards higher elevations, but evidence for elevational shifts is scarce for the alpine grasslands on the qinghai tibetan plateau. Plateau, southern tibetan plateau and the himalayas. As a type of grassland distributed in plateaus and mountains under cold environmental conditions, alpine. The qinghaitibetan plateau is located in arid and semiarid climate zones. Tourism and influx of natives from other regions have also been. Location and elevation distribution of the qinghai tibetan plateau tp, southwest china. Response of vegetation in the qinghaitibet plateau to global warming 155. Ammonia oxidizers in highelevation rivers of the qinghai. Along the increasing 2 march 2020 volume 1 article e03075 yang. The tibetan plateau occupies an area of around 1,000 by 2,500 kilometers, and has an average elevation of over 4,500 meters. Gongga mountain, located in the southeastern qinghaitibetan plateau, represents one of the longest elevational gradients ca. Plateau of tibet, vast high plateau of southwestern china.
Response of vegetation in the qinghaitibet plateau to global. However, within the qinghaitibetan plateau, air temperatures have risen somewhat more sharply, particularly in the headwaters regions of the yangtze and yellow rivers wang et al. Qinghai is separated by the riyue mountain into pastoral and agricultural zones in the west and east. Mapping the genetic patterns of plants in the region of the qinghai. Formation of the east asia monsoon the qinghaitibet plateau uplift had a decisive effect on the formation of the eastasia monsoon zhisheng and others1991. Geographic features of the region of qinghaitibet plateau and.
We collated binary spinescence data for 10,622 angiosperm species ranging from 600 to 6,000 m a. Grassland ecosystems on the qinghaitibet plateau qtp. Altitudinal biodiversity patterns of seed plants along gongga. Patterns of plant diversity at high altitudes on the qinghai.
Variations of ndvi over elevational zones during the past two. The distribution and biogeography of these ammonia oxidizers might be distinctive in high elevation rivers, which are generally characterized by low temperature and low ammonium concentration but strong solar radiation. A four hotspots of biodiversity green areas surrounding the qtp. The rise of the himalayas, and behind the towering mountain ranges the tibetan plateau, was one of the greatest events in world geological history. Pdf characterizing the mass elevation effect across the tibetan. The tibetan plateau, also known as the qinghai tibetan qingzang plateau, is a vast, high plateau in central asia. The distance away from the core zone of the plateau is. Qinghaitibet plateau, once ancient sea peoples daily online. To the contrary, the plateau interior namely the qinghai tibet plateau sensu stricto, qtp s. Numerous high mountains and deep gorges occur on the eastern and southeastern edges and in the hengduan shan mountains. The study area was located on the qinghaitibetan plateau in southwest china 78. Allopatric divergence of stuckenia filiformis potamogetonaceae on the qinghaitibet plateau and its comparative phylogeography with s. Perspectives on environmental study of response to climatic.
Niche conservatism in gynandropaa frogs on the southeastern. The evolution and maintenance of biodiversity is largely determined by the interaction of genetics and environmental factors. The qinghai tibet plateau used to be a part of the ancient sea, but became land when the waters receded during the late eocene epoch about 10 million years ago. Soil organic carbon a and total nitrogen densities b for different layers in the permafrost regions on the qinghaitibetan plateau. The mountains oriented north to south in western sichuan, which are located along the eastern. Changes in alpine wetland ecosystems of the qinghaitibetan. We tested the elevational herbivory defence hypothesis, which predicts that plants from low elevations are better defended than plants from higher elevations.
Anomalous temperaturegrowth response of abies faxoniana to. Does elevationdependent warming hold true above 5000 m. The higher than 4000 m elevational zone is located in the qinghaitibetan plateau. Qinghaitibetan plateau in a controversial venture, officials plan to halt open grazing, eradicate rodents, restore degraded grasslands, improve wetlands, and plant many trees and shrubs jewel in the crown. Assessing the glacier boundaries in the qinghaitibetan plateau of china by multitemporal coherence estimation with sentinel1a insar article pdf available in remote sensing 114. The elevations decrease sharply northwards to the hexi corridor with a great drop of 20003000 m in 30 km of. The qinghaitibetan plateau is the highest and largest plateau on earth, with a mean elevation of approximately 4 km above sea level. Lake qinghai, affected by large agricultural projects in the past, is the focus of an environmental remediation program. Assessment of the vulnerability of alpine grasslands on the. The 2000 4000 m belt represents a transition from the qinghaitibetan plateau to the yunnanguizhou plateau and the sichuan basin. Evolution and maintenance mechanisms of plant diversity in. Ammoniaoxidizing bacteria aob and archaea aoa as well as comammox catalyze ammonia oxidation.
Increasing sensitivity of alpine grasslands to climate variability along an elevational gradient on the qinghai tibet plateau author links open overlay panel lanhui li a b yili zhang a b c jianshuang wu d shicheng li e binghua zhang a b jiaxing zu a b huamin zhang f mingjun ding f basanta paudel a. Spatial pattern of abies and picea surface pollen distribution along the elevation gradient in the qinghaitibetan plateau and xinjiang, china. Specimen records were obtained from figure 1 location and vegetation zones of mt. Qinghaitibetan plateau has largely paralleled that of the whole country, where air temperatures have risen by 0.
Tibetan plateau, situated in western sichuan, china. There are a series of special mountain soils on the tibetan plateau of china in an. The region lies between the kunlun mountains and its associated. Aptly called the third pole and roof of the world, the tibetan plateau has an average elevation exceeding 4,500 meters above sea level. Tibet autonomous region, often called the roof of the world, lies in the first highest plateau on earth in asia, the qinghai tibet plateau with an average elevation of 4,900 metres 16,000 ft. Average elevation exceeds 4 000 m, and many of the peaks reach 8 000 m. Pdf altitudinal biodiversity patterns of seed plants. The tibetan plateau tp, with an average elevation of over 4000 m asl and an area of approximately. Atmospheric moisture sources and changes in precipitation are also discussed in this special issue. Response of vegetation in the qinghaitibet plateau to. Relative roles of competition, environmental selection and. Qinghai is located on the northeastern part of the tibetan plateau. Analysis of precipitation extremes in the qinghaitibetan plateau. Frontiers contrasting floristic diversity of the hengduan.
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