that Earth is the only home for humans and their descendants, urging all countries to unite and make their home a better place. See also Cosmic Voyage - Documentary film also commissioned by the Smithsonian Institution References External links IMAX: Blue Planet Blu-ray Disc review 1990 films IMAX short films American short documentary films Documentary films about nature 1990s short documentary films Films directed by Ben Burtt IMAX documentary films Films scored by Maribeth Solomon Films scored by Micky Erbe 1990s English-language films 1990s American films