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气候变化

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According to the climate data observed by 19 weather stations in Hexi corridor from 1960 to 2005, the annual and seasonal agricultural climate resources, including light, heat and water and so on, are diagnostically analyzed by using the method of climate changing tendency, and the abrupt changes of critically agricultural resources factors are analyzed by approach of Mann-Kendall.

以1960~2005年河西走廊地区19个气象站46年的气候资料为基础,运用气候变化倾向率方法对该地区年及春、夏、秋、冬四季的光、热、水等主要农业气候资源要素进行诊断分析,并应用Mann-Kendall方法对主要农业气候资源要素的突变性进行了检测和分析。

Climate change in North China in Holocene caught much attention of the domestic and international academician.

基于全新世气候变化研究在全球变化将古论今和以今推古中的纽带作用和华北地区的区域敏感性,华北地区全新世气候变化吸引了众多学者的关注。

In this area the Holocene climate showed a significant fluctuation,which was evidently reflected in the prosperity and decline of human activity.

研究表明,本区全新世气候具有较大幅度的变化历史,与其相应的人类活动同样具有强烈的兴衰变化特点,表明气候变化对人类活动产生了重要影响。

Under the hypothetic climate change scenarios of 20% change in precipitation and –2℃ change in temperature, annual runoff in the four regions will increase 37.8%, 62.3%, 73.2% and 48.2% respectively in order.

根据黄河上中游未来气候的可能变化,假定的气候变化方案为:降水变化为±20%、±10%和不变,同时气温保持不变及变化±1℃、±2℃共25种组合。

Based on the ecological characteristics, climate and humidity condition for the vegetation of the sporopollen from the both of the wells, the palaeovegetation types have been reconstructed. The result shows that the paleoclimate changes from tropical semiarid-subhumid climate to subhumid mid subtropical climate to subhumid south subtropical climate.

通过对两口钻井的孢粉植被类型、气温带和干湿度类型及孢粉谱的进一步分析,可将泉头组-青山口组沉积期的气候变化划分为三个演化阶段,自下向上依次为半干半湿的热带气候——半湿润的中亚热带气候——半湿润的南亚热带气候。

Based on the history data, field survey and sampling data of the Daihai Basin, the global climate change and it induced-lake water level and hydrochemical characteristics changes under human activities in the late 50 years, as well as their influences on environment were analyzed.

在历史资料与实地调查、采样分析的基础上,分析了岱海流域近50年来的气候变化,以及在气候变化和人类活动影响下的湖泊水位、水化学等特徵的变化,并对由此产生的环境问题进行探讨。

Based on the history data, field survey and sampling data of the Daihai Basin, the global climate change and it induced-lake water level and hydrochemical characteristics changes under human activities in the late 50 years, as well as their influences on environment were analyzed.

在歷史资料与实地调查、採样分析的基础上,分析了岱海流域近50年来的气候变化,以及在气候变化和人类活动影响下的湖泊水位、水化学等特徵的变化,並对由此產生的环境问题进行探討。

In general, take estimations would use global scale GCMs data but too rough-cut for estimating a smaller region, such a stream area.

一般用於评估未来气候变化的大气环流模式模拟资料,由於模拟全球性气候变化而资料的网格划分尺度较大,对於河川流域此等尺度较小的改变无法反映出区域变化特性。

According to existing results, it is generally thought that during the Neoproterozoic Earth had experienced several most severe global glaciations in Earth's history.

根据现有的研究结果,地球在新元古代时期确实经历了数次地球历史上最为严重的全球性冰川期,但地球是否被完全冰封还需要更充分的古地质和古生物方面的证据来证明;利用气候模式对各种可能的外部强迫的模拟试验表明&冰雪地球&是很难形成的,并且,如果地球进入完全被冰封的状态,它将是难以被融化的;关于新元古代时期剧烈的气候变化对寒武纪生命大爆发所起的作用存在2种观点,一种认为气候变化导致了原始生命的基因突变并诱发了寒武纪生命爆发,另一种认为这种影响主要是生态方面的。

Variations in CO2, temperature and dust from the Vostok ice core over the past 450,000 yearsSee also: Climate change, Global warming, temperature record, and attribution of recent climate change

东方站冰芯过去450万年二氧化碳,气温以及尘埃的变化。也可参阅:气候变化,全球变暖,温度记录,以及近年气候变化的归因。

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