本数据集包含字段说明字:
Num_code(冻土属性编码)
Combo(冻土属性)
extent(冻土范围)
content(含冰量)
属性对照如下:
(1)冻土属性对照表:
0 (No information )
1 - chf (Continuous permafrost extent with high ground ice content and thick overburden)
2 - dhf (Discontinuous permafrost extent with high ground ice content and thick overburden )
3 - shf (Sporadic permafrost extent with high ground ice content and thick overburden )
4 - ihf (Isolated patches of permafrost extent with high ground ice content and thick overburden )
5 - cmf (Continuous permafrost extent with medium ground ice content and thick overburden )
6 - dmf (Discontinuous permafrost extent with medium ground ice content and thick overburden )
7 - smf (Sporadic permafrost extent with medium ground ice content and thick overburden )
8 - imf (Isolated patches of permafrost extent with medium ground ice content and thick overburden)
9 - clf (Continuous permafrost extent with low ground ice content and thick overburden )
10 - dlf (Discontinuous permafrost extent with low ground ice content and thick overburden )
11 - slf (Sporadic permafrost extent with low ground ice content and thick overburden )
12 - ilf (Isolated patches of permafrost extent with low ground ice content and thick overburden)
13 - chr (Continuous permafrost extent with high ground ice content and thin overburden and exposed bedrock )
14 - dhr (Discontinuous permafrost extent with high ground ice content and thin overburden and exposed bedrock )
15 - shr (Sporadic permafrost extent with high ground ice content and thin overburden and exposed bedrock )
16 - ihr (Isolated patches of permafrost extent with high ground ice content and thin overburden and exposed bedrock)
17 - clr (Continuous permafrost extent with low ground ice content and thin overburden and exposed bedrock )
18 - dlr (Discontinuous permafrost extent with low ground ice content and thin overburden and exposed bedrock )
19 - slr (Sporadic permafrost extent with low ground ice content and thin overburden and exposed bedrock)
20 - ilr (Isolated patches of permafrost extent with low ground ice content and thin overburden and exposed bedrock )
21 - g (Glaciers)
22 - r (Relict permafrost)
23 - l (Inland lakes )
24 - o (Ocean/inland seas )
25 - ld (Land)
(2)冻土范围对照表
c = continuous (90-100%)
d = discontinuous (50- 90%)
s = sporadic (10- 50%)
i = isolated patches ( 0 - 10%)
(3)含冰量对照表
h = high (>20% for "f" landform codes) (>10% for "r" landform codes)
m = medium (10-20%)
l = low (0-10%)
采集时间 | 2001/01/01 - |
---|---|
采集地点 | 中国,中国周边地区 |
数据量 | 1.6 MiB |
数据格式 | Esri Shapefile |
坐标系 | WGS84 |
# | 标题 | 文件大小 |
---|---|---|
1 | Permaice_China.dbf | 207.3 KiB |
2 | Permaice_China.qpj | 257 Bytes |
3 | Permaice_China.sbn | 6.6 KiB |
4 | Permaice_China.sbx | 748 Bytes |
5 | Permaice_China.shp | 1.4 MiB |
6 | Permaice_China.shx | 5.0 KiB |
7 | 属性表.xlsx | 9.8 KiB |
# | 时间 | 姓名 | 用途 |
---|---|---|---|
1 | 2024/09/02 19:18 | 程*丹 |
论文题目:卡马兰河流域多年冻土地下冰储量估算
数据在研究中的作用:用于制作冻土分布图
论文类型:硕士毕业论文
导师姓名:李苗
|
2 | 2024/07/19 21:53 | 周* |
您好,我想引用您的图片用于论文研究,我主要研究是的中国东北林区冻土力学方面
|
3 | 2024/07/04 17:18 | 郭*歆 |
俄罗斯远东南部-中国东北经济走廊和生物多样性保护背景下的可持续跨境自然管理和绿色发展模式”(项目编号:SQ2023YFE0101199)
|
4 | 2024/02/01 23:21 | 刘*岩 |
绘制冻土分布示意图,用于表示研究地点在冻土区的分布情况。
|
5 | 2024/01/20 00:07 | 张*晗 |
数据用于学习和进行大学生创新创业实践项目,专业为内蒙古大学交通学院土木工程系工程管理专业,利用这些数据进行GIS的学习,主要研究砒砂岩和粉煤灰在冻害条件下的适用性。
|
6 | 2023/12/16 05:42 | 贺*方 |
论文题目:青藏高原形变研究
数据在研究中的作用:形变分析
论文类型:基础应用
导师姓名:王欣
|
7 | 2023/09/03 17:20 | 黄* |
本科生大创项目需要进行前期的数据搜集,获得较为完整的地下冰分布数据,以便后续分析的进行。
|
8 | 2023/08/26 08:50 | 吴* |
学习青藏高原大范围多年冻土区地面形变遥感数据集以及基于《环北极地区多年冻土和地下冰状态图》的中国及其周边地区冻土分布图的制作,尝试完成类似的数据集或冻土分布图
|
9 | 2023/07/13 01:50 | 夏*波 |
研究沙漠地区和季节冻土分布的关联,对于亚欧大陆上沙漠地区的冻土情况进行总结
|
10 | 2023/07/06 23:37 | 李*琪 |
用于科学研究区域的甄别和选取以及研究背景的支撑
|
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