Climate Change Tendency in Benxi City, Liaoning Province in Recent 60 Years

• 作者: Ding Wei Ji Qi Lin Shuang Sun Xue Wu Wei
• 来源期刊: 气象与环境研究：英文版
• 学科: 地球科学
• 关键词: 气候变化趋势 本溪市 辽宁省 平均气温 季节性变化 年降水量 线性趋势 上升趋势
• 年，卷（期）: 2014,（2）
• 页码范围: 14-17
• 页数: 4页
• 分类号: P467

摘要

Based on data of temperature and precipitation in Benxi City from 1951 to 2010,variation characteristics and abrupt changes of the climate in Benxi City during recent 60 years were analyzed using linear trend and Mann-Kendall method. The results showed that annual average temperature in Benxi City showed an upward trend in recent 60 years,with the linear tendency rate of 0. 12 ℃ /10 a; average temperature in each season also showed an increasing trend,and the increase was the greatest in winter,followed by spring,autumn and summer. Annual precipitation showed a decreasing trend,as well as average precipitation in summer,autumn and winter. According to the variation characteristics of temperature and precipitation in Benxi,the climate tended to be warming and drying over the past 60 years; the temperature and precipitation had significant periodic and seasonal variations.