In this episode of Horizon, you find out how feasible it is to build a 35 mile long tunnel between Britain and France. Air Date : 3rd-Jan-1972  Read More

Horizon explores the American Navajo indian tribe of New Mexico, in the United States. Air Date : 10th-Jan-1972  Read More

Why do humans have such a poor sense of smell as compared to animals? Horizon investigates why. Air Date : 17th-Jan-1972  Read More

This story by Horizon reports on Malaria in the country of Gambia, in West Africa. Air Date : 31st-Jan-1972  Read More

Horizon investigates reports of strange phenomena and about what the scientific theory is about these phenomena. Air Date : 7th-Feb-1972  Read More

Horizon explores if a doctor's treatment of the patient is always in the best interest of the patient. Air Date : 14th-Feb-1972  Read More

In this episode, Horizon looks the the ecological movement, and the resistance against the movement in Britain, and the USA. Air Date : 21st-Feb-1972  Read More

In this report by Horizon, the effect of boring jobs on industrial relations is looked at, along with work and job satisfaction. Air Date : 28th-Feb-1972  Read More

Horizon looks at the life of whales and dolphins, and how they interact with man. Air Date : 6th-Mar-1972  Read More

Horizon investigates the various conceptions of "race" that have arisen since the 17th century. Air Date : 13th-Mar-1972  Read More

Horizon investigates the use of hydroelectric power in Africa, at Lake Kariba, Lake Volta, and Lake Nasser. Air Date : 20th-Mar-1972  Read More

This episode of Horizon follows the expedition of two German naturalists exploring the Northwestern desert of the Sahara in Africa. Air Date : 27th-Mar-1972  Read More

This story by Horizon is about American research into techniques for controlling bodily functions with the mind. Air Date : 10th-Apr-1972  Read More

In this report, Horizon looks at the various aspects of volcanoes and explaining the views of some vulcanologists. Air Date : 17th-Apr-1972  Read More

Horizon presents a study of Thomas Alva Edison and his achievements as an inventor. Air Date : 1st-May-1972  Read More

Horizon reviews the history of train accidents and the new safety precautions to prevent them. Air Date : 8th-May-1972  Read More

Horizon investigates the threat to the Snowdonia National Park in Britain, from mining companies. Air Date : 22nd-May-1972  Read More

Horizon reports on modern research in the prevention of tooth decay. Air Date : 12th-Jun-1972  Read More

How do muscles contract and how are they are controlled from the brain through nerve fibers are the subjects of this Horizon episode. Air Date : 3rd-Jul-1972  Read More

This episode of Horizon explores bacteria and other creatures that live on our skin and in our hair. Air Date : 10th-Jul-1972  Read More

In this episode by Horizon, we take a look at sexual problems, particularly for impotence, frigidity, and premature ejaculation. Air Date : 24th-Jul-1972  Read More

Horizon explores the development and techniques of brain surgery from the 1950's to present-day in Britain and the USA. Air Date : 31st-Jul-1972  Read More

Horizon reconstructs a day in the life of the old Charing Cross Hospital in Britain just fifty years ago. Air Date : 12th-Oct-1972  Read More

This episode of Horizon looks the how the ice age physically shaped the British landscape. Air Date : 19th-Oct-1972  Read More

This episode of Horizon illustrates the ideas of Prof. W.G. Hoskins on the development of the English landscape from Iron Age times to the present. Air Date : 26th-Oct-1972  Read More

Horizon reports that High Energy Physics shows a pattern of thought that challenges the very roots of commonplace belief. Air Date : 2nd-Nov-1972  Read More

This episode of Horizon is about the east coast marshes of America, called the "Wetlands" and the effects of urban development on the wildlife. Air Date : 9th-Nov-1972  Read More

Horizon investigates the research that is going into the ageing process to find out its causes and possible prevention. Air Date : 16th-Nov-1972  Read More

This epidsode of Horizon reports on how a group of zoologists at Oxford Scientific Films in England makes films. Air Date : 23rd-Nov-1972  Read More

Horizon documents fire prevention, and fire fighting. Air Date : 30th-Nov-1972  Read More

This episode of Horizon centers on the exploitation of oil in Alaska, and the effects of it on the Eskimoes and the local wildlife. Air Date : 7th-Dec-1972  Read More