CCPortal

浏览/检索结果: 共4条,第1-4条 帮助

已选(0)清除 条数/页:   排序方式:
Assessing structural changes at the forest edge using kernel density estimation 期刊论文
, 2020, 卷号: 456
作者:  Wang Z.;  Ginzler C.;  Waser L.T.
收藏  |  浏览/下载:27/0  |  提交时间:2020/07/28
Ecosystems  Information management  Laser applications  Remote sensing  Statistics  Airborne Laser scanning  Automatic quantification  Forest edge  Height distribution  Kernel Density Estimation  Remote sensing data  Structural diversity  Vertical structures  Forestry  assessment method  estimation method  forest ecosystem  forest edge  forest management  laser method  mixed farming  mixed forest  temperate forest  Area  Data  Density  Ecosystems  Edges  Forestry  Remote Sensing  Statistics  Eastern Europe  
Change in forest condition: Characterizing non-stand replacing disturbances using time series satellite imagery 期刊论文
, 2020, 卷号: 474
作者:  Coops N.C.;  Shang C.;  Wulder M.A.;  White J.C.;  Hermosilla T.
收藏  |  浏览/下载:27/0  |  提交时间:2020/07/28
Biomass  Drought  Ecosystems  Remote sensing  Satellite imagery  Space optics  Time series  Anthropogenic pressures  Choristoneura fumiferana  Dendroctonus ponderosae  Disturbance detection  Objective information  Remote sensing techniques  Remotely sensed imagery  Spatial and temporal scale  Forestry  algorithm  disturbance  drought stress  forest canopy  forest ecosystem  insect  Landsat  remote sensing  satellite imagery  spatiotemporal analysis  time series  Biomass  Characteristics  Coverings  Drought  Ecosystems  Forestry  Remote Sensing  Replacement  Canada  Choristoneura fumiferana  Dendroctonus ponderosae  Hexapoda  
Importance of tree species size dominance and heterogeneity on the productivity of spruce-fir-beech mountain forest stands in Europe 期刊论文
, 2020, 卷号: 457
作者:  Torresan C.;  del Río M.;  Hilmers T.;  Notarangelo M.;  Bielak K.;  Binder F.;  Boncina A.;  Bosela M.;  Forrester D.I.;  Hobi M.L.;  Nagel T.A.;  Bartkowicz L.;  Sitkova Z.;  Zlatanov T.;  Tognetti R.;  Pretzsch H.
收藏  |  浏览/下载:50/0  |  提交时间:2020/07/28
Biodiversity  Ecosystems  Landforms  Plants (botany)  Population distribution  Productivity  Silver  Size distribution  Akaike's information criterions  European beech (fagus sylvatica l.)  Forest structure  Mixed-effect models  Pedological characteristics  Silver fir (Abies alba Mill.)  Structural characteristics  Tree species  Forestry  basal area  dominance  ecological modeling  forest ecosystem  forest management  heterogeneity  mixed forest  montane forest  species diversity  species evenness  stand structure  tree  Abies Alba  Biodiversity  Ecosystems  Fagus Sylvatica  Forestry  Picea Abies  Productivity  Silver  Norway  Abies  Abies alba  Fagus  Fagus sylvatica  Picea  Picea abies  
The existential threat from cyber-enabled information warfare 期刊论文
BULLETIN OF THE ATOMIC SCIENTISTS, 2019, 卷号: 75, 期号: 4, 页码: 187-196
作者:  Lin, Herbert
收藏  |  浏览/下载:20/0  |  提交时间:2019/10/08
Cyber-enabled information warfare  information ecosystem  anti-Enlightenment  existential threat  information environment  information dystopia