Volume changes of the lifting gas due to temperature changes or to changes of altitude are compensated for by pumping air into internal ballonets (air bags) to maintain the overpressure. Without sufficient overpressure, the blimp loses its ability to be steered and is slowed due to increased drag and distortion.
Maurice Jarre The publisher credits Barry Devorzon and Perry Botkin with composing Nadia's Theme. Maurice Jarre.
Written specifically for the opening ceremonies. In a 1996 re-release, the opening trumpet fanfare was replaced with Bugler's Dream, a previous Olympic Theme written by Leo Arnaud. This recording has been used as the theme for NBC's Olympic coverage ever since.