In a future where Earth’s ecosystems have been decimated, a lone botanist, played by Bruce Dern, tends to the last remaining forests housed in space-bound geodesic domes. As orders come to destroy the domes, he takes drastic measures to preserve the natural world he cherishes. Directed by Douglas Trumbull, this film is notable for its pioneering special effects and environmental themes. It can be viewed on 123Movies / Movies123 for free.