【摘要】 本文利用东北地区1951～2002年气温资料,分析了东北地区平均气温年和各季的气温变化。结果表明:在全球气候变暖的背景下,东北地区的气温也在升高,而且从90年代以来增温十分明显。东北地区1951～2000年50年的平均气温以0.38℃/10a的倾向率上升,1991～2000年气温上升加剧,倾向率达到0.55℃/10a,明显高于全国平均水平。更多还原

【Abstract】 This article analyses the change of annual average temperature and the average temperature of the seasons in the northeast region,depending on the date of northeast temperature from 1951 to 2005.The result is:under the background warmer,northeastregion becomes warmer and warmer too,Moreover,since the 1990s warming is very obvious.From 1951 to 2000,during this 50 years,the average temperature of northeast region ascended as the rate of 0.38℃/10a,The ascending of 1991 to 2000 is outstanding,as the rate of 0.55℃/10a,obviously higher than country average level.更多还原