Horizon Season 16, Episode 21: A Treasury of Trees

1

The Forever Fuel

Horizon presents an investigation into the potential and problems of using hydrogen as an alternative to existing fuels.

60 min

2

In Search of Pegasus

In this program, Horizon looks at the effort and money spent on the horse to produce the perfect specimen.

60 min

3

The Keys of Paradise

Horizon follows the discovery of a chemical in the brain which has morphine-like properties.

60 min

4

Sweet Solutions

Horizon presents the history and research into the uses of sugar.

60 min

5

Bronze Age Blast-Off

In this documentary by Horizon, you are shown a revolution in archaeological dating has shown that metal technology was invented in Europe.

60 min

6

The Real Bionic Man

Horizon explores the current state of research into the development of artificial replacements for various parts of the body.

60 min

7

A Mediterranean Prospect

Horizon reports about the attempts to bring about cooperation between the Mediterranean countries to combat pollution of their seas.

60 min

8

Elements of Risk

In this episode, Horizon looks at Britain's methods and plans for nuclear waste management and disposal of the fuel elements.

60 min

9

Mr. Ludwig's Tropical Dreamland

Horizon presents a documentary that shows how part of the Amazon river area around the Rio Jari was developed with rice and forestry.

60 min

10

Where Nothing Happens Twice

This is a Horizon documentary about Liam Hudson, noted psychologist at Brunel University as he challenges modern psychologists.

60 min

11

Journey Through the Human Body

Horizon examines the work of Dr. Lennart Nilsson who has filmed the complete arterial system of the human body.

60 min

12

The Fight to Be Male

This episode of Horizon looks at the recent scientific research into how humans become male or female.

60 min

13

The Robots Are Coming

This Horizon documentary is about the increasing use of robots in industry, and the robot's abilities and weaknesses.

60 min

14

Mexican Oil Dance

Horizon explores the effect of the Mexican oil boom on the country itself and world energy situation.

60 min

15

Tracks on the Oregon Trail

Horizon investigates the environmental protection program going on in the state of Oregon in the USA. Oregon is the first state to clean up it's environment.

60 min

16

The Race to Reshape Cars

In this episode, Horizon reports on the need to consider more aerodynamic designs for cars to improve fuel economy.

60 min

17

Dragnet for Diabetes

Horizon presents a report on the research into diabetes to determine its causes, controlling measures, and the prevention of complications.

60 min

18

The Lost Waters of the Nile

Horizon takes a trip down the Jonglei Canal which is under construction in Sudan and reports on the changes the new canal will bring to the country, and the rest of the world.

60 min

19

Survival of the Fastest

This Horizon documentary describes the complete history and design of motorcycles which have significantly evolved over the past 80 years.

60 min

20

A Touch of Sensitivity

This report by Horizon is about current research into the physical and psychological effects of touch, and the effects of touch deprivation.

60 min

21

A Treasury of Trees

Horizon investigates how the British landscape is changing its appearance with native trees being replaced by imported species.

60 min

22

Darkness Visible

Horizon examines the development of the relatively new science of x-ray astronomy.

60 min

23

Uranium Goes Critical

This Horizon episode is all about Uranium; its history, the use of uranium for nuclear energy, the dangers of uranium, and the scarcity of the mineral.

60 min

24

The Fat in the Fire

Horizon explores current research into the causes and cure for obesity.

60 min

25

Decade

In this episode by Horizon, G. R. Taylor presents his personal view of science based on previous Horizon episode clips from the 1970's.

60 min