Arid

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Response of potential woody cover of Texas savanna to climate change in the 21st century 期刊论文
发表期刊: ECOLOGICAL MODELLING. 出版年: 2020, 卷号: 431
作者:  Yang, Xuebin;  Crews, Kelley A.;  Kedron, Peter
收藏  |  浏览/下载:9/0  |  提交时间:2021/01/07
Texas savanna  Potential woody cover  Climate change  Projection  CMIP5  21st century  
Appropriate spatial scale for potential woody cover observation in Texas savanna 期刊论文
发表期刊: LANDSCAPE ECOLOGY. 出版年: 2020, 卷号: 35, 期号: 1, 页码: 101-112
作者:  Yang, Xuebin;  Crews, Kelley;  Frazier, Amy E.;  Kedron, Peter
收藏  |  浏览/下载:8/0  |  提交时间:2020/03/23
Savanna  Potential woody cover  Scale dependency  Encroachment  Precipitation gradient  Quantile regression  
Time series harmonic regression analysis reveals seasonal vegetation productivity trends in semi-arid savannas 期刊论文
发表期刊: INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION. 出版年: 2019, 卷号: 80, 页码: 94-101
作者:  LeVine, Daniel;  Crews, Kelley
收藏  |  浏览/下载:9/0  |  提交时间:2019/11/29
Semi-arid savanna  Oak-Juniper woodland  Woody plant encroachment  Vegetation phenology  Landsat  Time series  Soil-adjusted Vegetation Index (SAVE)  Harmonic regression  
MODIS derived vegetation greenness trends in African Savanna: Deconstructing and localizing the role of changing moisture availability, fire regime and anthropogenic impact 期刊论文
发表期刊: REMOTE SENSING OF ENVIRONMENT. 出版年: 2015, 卷号: 169, 页码: 192-204
作者:  Mishra, Niti B.;  Crews, Kelley A.;  Neeti, Neeti;  Meyer, Thoralf;  Young, Kenneth R.
Adobe PDF(4863Kb)  |  收藏  |  浏览/下载:58/18  |  提交时间:2019/11/29
Greenness trend  MODIS time-series  Seasonal trend analysis  Semi-arid savanna  Vegetation morphology  Kalahari  Rainfall  Woody plant encroachment  Fire frequency  Land use change  Google Earth  
Mapping Vegetation Morphology Types in Southern Africa Savanna Using MODIS Time-Series Metrics: A Case Study of Central Kalahari, Botswana 期刊论文
发表期刊: LAND. 出版年: 2015, 卷号: 4, 期号: 1, 页码: 197-215
作者:  Mishra, Niti B.;  Crews, Kelley A.;  Miller, Jennifer A.;  Meyer, Thoralf
收藏  |  浏览/下载:15/0  |  提交时间:2021/01/08
semi-arid savanna  vegetation morphology  NDVI  MODIS time-series  random forest  spatial heterogeneity  CKGR  Kalahari  
Estimating fractional land cover in semi-arid central Kalahari: the impact of mapping method (spectral unmixing vs. object-based image analysis) and vegetation morphology 期刊论文
发表期刊: GEOCARTO INTERNATIONAL. 出版年: 2014, 卷号: 29, 期号: 8, 页码: 860-877
作者:  Mishra, Niti B.;  Crews, Kelley A.
收藏  |  浏览/下载:13/0  |  提交时间:2019/11/29
semi-arid savanna  fractional cover  MESMA  Object-based image analysis  GeoEye  
Mapping vegetation morphology types in a dry savanna ecosystem: integrating hierarchical object-based image analysis with Random Forest 期刊论文
发表期刊: INTERNATIONAL JOURNAL OF REMOTE SENSING. 出版年: 2014, 卷号: 35, 期号: 3, 页码: 1175-1198
作者:  Mishra, Niti B.;  Crews, Kelley A.
收藏  |  浏览/下载:13/0  |  提交时间:2019/11/29
Relating spatial patterns of fractional land cover to savanna vegetation morphology using multi-scale remote sensing in the Central Kalahari 期刊论文
发表期刊: INTERNATIONAL JOURNAL OF REMOTE SENSING. 出版年: 2014, 卷号: 35, 期号: 6, 页码: 2082-2104
作者:  Mishra, Niti B.;  Crews, Kelley A.;  Okin, Gregory S.
收藏  |  浏览/下载:12/0  |  提交时间:2019/11/29
Environmental Uncertainties and Livelihood Thresholds in the Okavango Delta, Botswana 项目
项目编号: 0964596. 资助机构: US-NSF(美国国家科学基金会). 起止日期: 2010-2017
负责人:  Kelley Crews
收藏  |  浏览/下载:19/0  |  提交时间:2021/01/13