Fifteen years after the ravages of World War II destroyed their town, citizens of the small Italian village of Sant'Ambrogio, near Monte Cassino, have rebuilt their fields and houses and now face new challenges of sanitation, education and military service. In the small Haitian community of Fermathe, Georges Mouton, a Belgian United Nations official, works with natives on a project intended to improve agricultural conditions. Despite initial resistance and lack of enthusiasm, the Haitians adapt to the modern agricultural methods taught to them and the community flourishes among a new spirit of cooperation. In Kitimat, British Columbia, a hydroelectrical project is undertaken that involves building a dam and electrical plant that employs thousands of workers from thirty-one different countries. Problems of language and cultural barriers threaten the project, but by working together and realizing that basic problems in life are not insoluble, the project continues. In Kjeller, Norway, after all of the bees in his hive die, a beekeeper visits a nearby nuclear power plant to find out if the nuclear reactor caused the deaths. Physicist Odd Dahl discusses the dangers of radioactivity but also explains peacetime uses of atomic power and assures the man that the death of his bees was not due to his proximity to the plant.