近42年农安县气温变化特征分析

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摘要 选取农安县1980—2021年的气温资料，运用趋势分析法、距平分析、Mann-Kendall 突变检验、R/S分析等方法，分析了气温的年际变化特征、季节变化特征、年代际变化特征、突变特征，并探讨了气温变化原因和未来气温变化趋势。

关键词 农安县；气温变化特征；趋势

中图分类号：P467 文献标识码：B 文章编号：2095–3305（2023）05–0052-03

Analysis of Temperature Change Characteristics in Nong’an County in Recent 42 Years

Lyu Shan-shan （Nong’an County Meteorological Bureau， Nong’an， Jilin 130200）

Abstract Based on the temperature data of Nong’an County from 1980 to 2021， the characteristics of interannual change， seasonal change， interdecadal change and abrupt change of temperature are analyzed by means of trend analysis， anomaly analysis， Mann-Kendall mutation test and R/S analysis， and the causes of temperature change and the trend of future temperature change are discussed.

Key words Nong’an County; Temper-ature variation characteristics; Trend

全球气候变暖主要是由于人类的各种活动导致以CO2为主的温室气体增多、温度上升的现象[1]。（剩余5935字）