|
(202)
hydrogen gas
,
natural gas
,
petroleum
,
reclamation/revegetation/restoration
...
|
|
(272)
biogeochemical processes
,
geochemical processes
,
geochemical properties
,
marine geochemical processes
...
|
|
|
(102)
coordinate reference system
,
ellipsoid characteristics
,
geoid characteristics
...
|
|
(566)
electrical field
,
geomagnetic forecasts
,
geomagnetic indices
,
magnetic field
,
paleomagnetism
...
|
|
|
(356)
aeolian landforms
,
aeolian processes
,
coastal landforms
,
coastal processes
,
fluvial landforms
...
|
|
(44)
geothermal energy
,
geothermal temperature
...
|
|
|
(705)
control surveys
,
crustal motion
,
gravitational field
,
gravity
,
gravity anomalies
...
|
|
(994)
age determinations
,
bedrock lithology
,
elements
,
gas hydrates
,
igneous rocks
...
|
|
|
(923)
core processes
,
earthquakes
,
neotectonics
,
plate tectonics
,
volcanic activity
...
|
|
|
