Czechoslovakia - the 20th film Festival of workers.
The participants - representatives of 15 countries.
Opening in the city of Martin.
The delegation of cinematographers of the socialist countries - at a reception at the City national Committee.
Images from festival films.
The presentation of prizes of the festival.
Czechoslovakia - the Construction of a large dam on a small river near the village Stanowice in the heart of Karlovy vary. (This will create an artificial lake to supply water to the city of Karlovy vary).
The construction of filter systems and water dispenser in Karlovy vary.
France - the Wreck of the oil tanker "Amoco Cadiz".
Pollution of the sea and the coast of Brittany, the death of birds and fish.
Work on cleaning the coast.
Czechoslovakia - gravity purifier Floating on the Vltava river.
Clean-up activities.
The launching of the special ships of the MP-90 to clean the channels of the rivers: removal of tree roots, logs, rocks.