美国西南部半干旱地区的湖泊水位在上一个冰河时代似乎比现在更高,这一事实曾一度归因于降水增加。
The fact that lake levels in the semiarid southwestern United States appear to have been higher during the last ice age than they are now was at one time attributed to increased precipitation.
报告称,拉萨这片几十年来都干旱的土地,正在经历着自1961年以来的首次温度超过30度的天气。
Amid the worst drought in decades, Lhasa experienced its first temperature above 30c since records began in 1961, the report said.
据上海《新闻晨报》报道,一年一度的傣历新年“泼水节”即将到来,面对严重干旱,云南西双版纳州确定不会取消该节日。
Suffering from a severe drought, Yunnan's Dai autonomous prefecture of Xishuangbanna will still hold the Dai people's New Year Water-Splashing Festival, Shanghai Morning Post reported.
就地区分布而言,干旱、洪涝、风雹、低温霜冻风险度最大的区域基本上出现在严重夏旱区、严重秋季绵雨区、严重冰雹区、严重霜冻区。
The larger risk degrees of drought, the flooding damage, wind-hail and frost appear are mainly in heavy summer drought area, heavy autumn continuous rain area, heavy hail area and heavy frost area.
干旱条件下,超红短枝的光合速率、蒸腾速率、气孔导度、对水分的利用效率和羧化效率一直高于对照。
Under drought, photosynthetic rate, transpiration rate, stomata conduct, water use efficiency and carboxylic efficiency of the 'Super red Spur' was higher than control's.
在过去的一个世纪内,地球温度上升了0.6摄氏度,这直接导致了地球上由风暴、洪水、干旱等引起的各种天灾成倍增加。
The earth temperature rised 0. 6 centidegree last century, the consequent many visitation of providence was gemination increasing by storm, flood, and drought.
在自然干旱条件下,梨树叶片气孔密度增大,而气孔相对开张度却变小。
Under natural drought condition, the density of stomata increased, but relative opening degree of stomata decreased.
干旱等级是描述一次干旱强度的定量指标,干旱灾度是描述一次干旱造成社会损失大小的定量指标。
Magnitude of drought is a quantitative target for describing one drought scale, and disaster degree of drought is a quantitative target for describing one social loss caused by drought.
通过分析不同干旱程度下各区脆弱度的形成和变化原因,提出了具有针对性的降低农业旱灾脆弱性的具体措施。
Through analyzing reasons of the formation and changes of vulnerability in different drought degrees, the specific countermeasures are put forward to lower the vulnerability.
听起来不算多,但是这三度能使世界上一些地方出现干旱。
This may not sound very much. But it could cause dry weather in some parts of the world.
两个观测年份的地上生物量和盖度结果出现了相反的趋势,可能与2009年夏季极度干旱的气候有关。
The aboveground biomass and cover on the above two years have the opposite trend occurred, it may be related to extremely arid climate in the summer of 2009.
干旱锻炼能明显降低临界饱和亏和植株需水度,使植株含水量在相同的土壤水分条件下得到改善。
Droughtpractice sharply decreased critical saturation deficiency and plant humidity needed (PHN) which made the plant water content improved under the condition of the same soil moisture.
全球需要采取措施把气温升高限制在2摄氏度内……3到4摄氏度的气温升高将会使得一些大陆变得极为干旱,这将使原来的农田变为沙漠。
The world needs to take steps to limit temperature rises to 2 degrees C…a bigger rise of 3 to 4 degrees C would parch continents, turning farmland into desert.
全球需要采取措施把气温升高限制在2摄氏度内……3到4摄氏度的气温升高将会使得一些大陆变得极为干旱,这将使原来的农田变为沙漠。
The world needs to take steps to limit temperature rises to 2 degrees C…a bigger rise of 3 to 4 degrees C would parch continents, turning farmland into desert.
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