|
|
|
|
 |
Platforms
|
 |
(74)
aircraft,
helicopter,
uav...
|
 |
(84)
aerial photographs,
maps...
|
 |
(127)
aqua,
dmsp (defense meteorological satellite program),
ers earth resource satellite,
earth explorers,
geoeye-1...
|
 |
(9)
dem,
gcm...
|
 |
(636)
field investigation,
field surveys,
fixed observation stations,
geophysical stations/networks,
ground stations...
|
 |
(18)
gps (global positioning system)...
|
 |
(542)
auvs,
buoys,
moorings,
ocean platform/ocean stations,
rov...
|
 |
(2)
iss,
space shuttle...
|
 |
|
|
|