| Phone | 650-329-4812 |
|---|---|
| mal@usgs.gov | |
| Address |
U.S. Geological Survey
345 Middlefield Road MS 977
Menlo Park,
CA
94025-3591
|
| Web | https://www.usgs.gov/staff-profiles/malcolm-johnston |
| ORCid | https://orcid.org/0000-0003-4326-8368 |