Skip to content
Search USGS
Browse USGS reports
Geology topics
Connections
Your collection
About
⌕
Search
Geology topics
D. Johns
Publications and source records attributed to D. Johns.
Copy page link
2
records
Linked to original sources
USGS
1999
Corridors: Reconnecting fragmented landscapes
No abstract available.
Book chapter
↗
USGS
1999
Connectivity: Maintaining flows in fragmented landscapes
No abstract available.
Book chapter
↗