|
|
|
|
 |
Platforms
|
 |
(82)
aircraft,
bt-67,
dc-8,
dhc-6,
helicopter...
|
 |
(89)
aerial photographs,
maps...
|
 |
(2)
balloons,
dropwindsondes,
radiosondes...
|
 |
(9)
dem,
gcm...
|
 |
(139)
aqua,
dmsp (defense meteorological satellite program),
ers earth resource satellite,
earth explorers,
geoeye-1...
|
 |
(31)
gps (global positioning system)...
|
 |
(740)
computers,
field investigation,
field surveys,
fixed observation stations,
geophysical stations/networks...
|
 |
(2)
polar...
|
 |
(695)
auvs,
buoys,
floats,
moorings,
ocean platform/ocean stations...
|
 |
(2)
iss,
space shuttle...
|
 |
|
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