| Title | Comment | Keywords |
|---|---|---|
| Time | n.a. / n.a. | "geologic time", date, year, day, hour, minute, second, "Zulu time", "Universal time", UTC, "UTC-GMT conversion", "World time zone", "formal metadata", InfoBank | class="light"
Coastal & Marine Geology InfoBank
USGS CMG InfoBank Geology School: hour |
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