CCPortal

浏览/检索结果: 共4条,第1-4条 帮助

限定条件    
已选(0)清除 条数/页:   排序方式:
Early human activities impacted Earth's atmosphere more than previously known 科技资讯
2021
收藏  |  浏览/下载:9/0  |  提交时间:2021/10/12
Rocky Mountain subalpine forests now burning more than any time in recent millennia 期刊论文
Proceedings of the National Academy of Sciences of the United States of America, 2021, 卷号: 118, 期号: 25
作者:  Higuera P.E.;  Shuman B.N.;  Wolf K.D.
收藏  |  浏览/下载:22/0  |  提交时间:2021/11/25
Global response of fire activity to late Quaternary grazer extinctions 期刊论文
Science, 2021, 卷号: 374, 期号: 6571
作者:  Karp A.T.;  Tyler Faith J.;  Marlon J.R.;  Carla Staver A.
收藏  |  浏览/下载:37/0  |  提交时间:2022/01/14
A New Automatic Statistical Microcharcoal Analysis Method Based on Image Processing, Demonstrated in the Weiyuan Section, Northwest China 期刊论文
FRONTIERS IN EARTH SCIENCE, 2021, 卷号: 9
作者:  Zou, Yaguo;  Miao, Yunfa;  Yang, Shiling;  Zhao, Yongtao;  Wang, Zisha;  Tang, Guoqian;  Yang, Shengli
收藏  |  浏览/下载:26/0  |  提交时间:2022/04/28