小冰期
- Little Ice Age
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0.8~0m(2.1~0ka)降水继续减少,公元初冷期,中世纪暖期,小冰期在该区都有明确体现。
0.8 ~ 0m ( 2.1 ~ 0 ka ) precipitation continued to fall , the temperature experiences several fluctuations . The Medieval Warm period and the Little Ice Age in the area are obvious .
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中国东部小冰期气候特征与环境变迁
The Climatic Features and Environmental Changes of Little Ice Age in Eastern China
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重点介绍了气候变暖的新证据,3个特征时期即20世纪气候变暖、小冰期(LIA)、中世纪暖期(MWP)和近千年温度变化模拟的结果。
Discussion is concentrated upon the following issues : the new evidence of global warming , three special periods ( 20th century warming , LIA , and MWP ), and numerical simulations of temperature variations in the last millennium .
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东亚地区小冰期气候的模拟
Climate simulation of little ice age over Eastern Asia
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小冰期气候的研究
Studies on climate of the Little Ice Age
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中世纪暖期与小冰期在中国地区普遍存在。
But the Medieval Warm Period and Little Ice Age are widespread in China .
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中国西北地区的小冰期
The little ice age of Northwest China
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小冰期气候变化主控因子的模拟试验
Modelling Experiments of the Effects of Climatic Main Factors on the Climate Change of Little Ice Age
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另外,小冰期气候变化是各种因素的综合作用,不能忽略自然变化、温室气体浓度以及人类活动等诸多因素的影响。
In addition , natural changes , greenhouse gas concentrations and human activity , should not be ignored .
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内蒙古岱海地区小冰期气候演化特征的地球化学记录
Geochemical record for the characteristics of climate change during the Little Ice Age in Daihai Lake , Nei Mongol
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小冰期最盛期以来,冰川面积减少49.3%。
The area of glaciers has been reduced by 49.3 % since the Maximum of the Little Ice Age .
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太阳活动和火山活动是小冰期气候变化的主要因素。
The solar activity and volcanic eruptions are the main factors of climatic changes during the Little Ice Age .
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东亚小冰期气候形成中太阳辐射和火山灰作用的敏感性试验
Sensitivity Experiment of Climate Change in Eastern Asia during the Little Ice Age by Changing Solar Radiation and Volcanic Dust
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但在寒冷的小冰期中也有过温暖时期;而且干冷,暖湿相联。
But during the cold Little Ice Age there were some warm periods , dry - cold , warm - damp .
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另外,作者提出把从17世纪初开始的小冰期,气候干冷.沙尘暴频发作为现代沙漠化过程开始的观点。
The author thinks the contemporary desertification dates back to the 17th century when the climate was cold and dry , and dust storms were frequent .
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另外,该段内气候总体以干冷为主,指示了中国东部小冰期气候的特点。
Actually the weather was dry and cold overall , which indicates the climatic characteristics of The Little Ice Age ( LIA ) in Eastern China .
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讨论了大暖期千年尺度气候振荡,中世纪暖期、小冰期及现代气候变暖等问题。
Manifestation of millenniumial time scale oscillations , Megatermal , Mediaeval Warm Period , Little Ice Age , Modern Warming in the20th century in China were examined .
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90年代以后,采用热释光和电子自旋共振技术测年,获得了我国第四纪冰川的一些数值年代,划分了5次冰期,其时代初步定为:小冰期Ⅲ(1871±20A.D.)
Based on the dating results , five Quaternary glaciation stages are determined primarily as follows : Little Ice Age , Stage ⅲ( 1871 ± 20A . D. )
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考虑到该地区人口密度很低,人类活动不应成为造成该地区乔木植物绝灭的根本原因,笔者认为主要原因应归为长达300多年的“小冰期”寒冷和干旱气候的自然因素。
The authors suggest that cooling and drying in ( about ) 300 a the Little Ice Age is the main reason to the extinction of the arbor , not the people activity .
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此降温幅度已与17~19世纪明清小冰期中的极端寒冷年份相近,在过去2000年中亦属于并不多见的极端寒冷年份。
The cold climate of these three years was like that of the extreme cold years from the 17th to 19th centuries . It is one of the rare extremely cold events in the past 2000 years .
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再参照有关小冰期(1450或1490年开始至1850或1880年止,约400年)的文献资料,小冰期的气温比1880~1919年时期更低些,因此推论温度偏低期持续了约450年。
We understand the temperature of the Little Ice Age was lower than that of the period from 1880 to 1919 according to the references of the Little Ice Age ( from 1450 or 1490 to 1850 or 1880 , about 400 years ) .