 |
(28)
aircraft,
nasa er-2,
dc-8...
|
|
(5)
ships,
buoys,
ocean platform/ocean stations...
|
|
(1)
balloons...
|
|
(17)
models...
|
|
(399)
noaa poes (polar orbiting environmental satellites),
terra,
aqua,
landsat,
goes (geostationary operational environmental satellite)...
|
|
(7)
eos (earth observing system),
smm...
|
|
(17)
ground-based observations,
ground stations,
weather stations/networks,
field investigation,
fixed observation stations...
|
|
(2)
space shuttle...
|
|
|
