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林业资源管理 ›› 2023›› Issue (1): 1-7.doi: 10.13466/j.cnki.lyzygl.2023.01.001

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第六次全国荒漠化和沙化调查主要结果及分析

昝国盛1(), 王翠萍2, 李锋1, 刘政3, 孙涛1()   

  1. 1.国家林业和草原局林草调查规划院,北京 100714
    2.国家林业和草原局西北调查规划院,西安 710048
    3.山东省国土空间规划院,济南 250014
  • 收稿日期:2023-01-04 修回日期:2023-01-07 出版日期:2023-02-28 发布日期:2023-05-05
  • 通讯作者: 孙涛(1971-),男,湖北武汉人,教授级高级工程师,硕士,主要从事荒漠化监测与土地退化评估工作。Email:suntao1367@126.com
  • 作者简介:昝国盛(1978-),男,山东商河人,高级工程师,硕士,主要从事荒漠化监测与土地退化评估工作。Email:59663663@qq.com

Key Data Results and Trend Analysis of the Sixth National Survey on Desertification and Sandification

ZAN Guosheng1(), WANG Cuiping2, LI Feng1, LIU Zheng3, SUN Tao1()   

  1. 1. Academy of Forestry Inventory and Planning,National Forestry and Grassland Administration,Beijing 100714,China
    2. Northwest China Research and Planning Institute of National Forestry and Grassland Administration,Xi'an 710048,China
    3. Shandong Territorial Spatial Planning Institute,Jinan 250014,China
  • Received:2023-01-04 Revised:2023-01-07 Online:2023-02-28 Published:2023-05-05

摘要:

第六次全国荒漠化和沙化调查以第三次全国国土调查成果为底板,以2019年为基准年,全面查清了我国荒漠化和沙化的状况。通过简要介绍第六次全国荒漠化和沙化调查的基本情况,全国荒漠化和沙化土地状况和动态变化,结合相关资料分析了目前的防治形势并提出了对策建议。调查结果显示,截至2019年,我国荒漠化土地面积为25 737.13万hm2,沙化土地面积为16 878.23万hm2。与2014年相比,5年间全国荒漠化土地面积净减少378.80万hm2,年均减少75.76万hm2。沙化土地面积净减少333.52万hm2,年均减少66.70万hm2

关键词: 荒漠化, 沙化, 状况, 动态变化

Abstract:

The Sixth National Survey on Desertification and Sandification was based on the results of the Third National Land Survey,using 2019 as the benchmark year.The results showed a comprehensive status of desertification and sandification in China.This paper presented a brief overview of this survey,the status and dynamic changes of desertification and sandification in China,conducted a comprehensive analysis of the current situation,and proposed some suggestions for combating desertification and sandification.The survey results showed that,until 2019,the desertification land area in China was 257.371 3 million hm2 and the sandification land area was 168.782 3 million hm2.Compared with 2014,the desertification area of China decreased by 3.788 0 million hm2 with an average annual decrease of 757.6 thousand hm2.The sandification area of China decreased by 3.335 2 million hm2 with an average annual net reduction of 667 thousand hm2.

Key words: desertification, sandification, status, dynamic changes

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