Subjects: “...Clouds-observation Meteorology-satillite Clouds-observation...”

Subjects: “...Ocean Observation systems sea level...”

Subjects: “...Aerological observations...”

Subjects: “...Biological observations- optical Optical microscope- biology Biological observations- optical...”

Subjects: “...NASA earth observation programmes Electromagnetic formation flights system design Nano satellites...”

Subjects: “...Water colour measurement Passive Microwave Observations...”

Subjects: “...Tidal friction Long period tides Observational seismology...”

Subjects: “...Field Relations of igneous rocks Field observations Geologic Computations Geophysical surveying...”

Subjects: “...Acoutical Oceanography Propagation I Observational and physical models Propagation II Mathematical...”

Subjects: “...Oceanography-observations and research-data processoing Statistical methods and error handling Time...”