Medical and demographic information is used to explain that population growth is exceeding world food supply. Section on birth rate. Shot of teenaged couple outside with the sky in the background. Cut to toy wooden old couples set up in rows. Longish shot of cloudy sky. Shot of wild horses galloping in a field. Long shot of graveyard with a cannon and forest; fades into night. Couple by pond look at each other and embrace slowly. Image multiplied in a kaleidoscope-like effect, fades into image of a spinning globe.