A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
OCAP Operational Consortium of ASDAR Participants
OCEANSAT Indian satellite for ocean applications
OCO Orbiting Carbon Observatory (NASA)
OLR Outgoing Longwave Radiation
OOPC Oceans Observations Panel for Climate (GOOS)
OPAG-IOS Open Programme Area Group in Integrated Observing Systems
OSE Operational System Experiments (ET-ODRRGOS)
OSSE Observing System Simulation Experiments (ET-ODRRGOS)
OSTM Ocean Surface Topography Mission (Jason-2) (CNES/NASA/ NOAA/EUMETSAT)
OWSE-AF Operational WWW Systems Evaluation for Africa