Season premiere: Examines vitamins and possible vitamin therapies in the future.
David Suzuki updates a report on overfishing and other man-made threats to the oceans.
Stonemasons and laborers try to construct a pyramid exactly the way it was done 4,000 years ago.
Alternatives to sprawling suburbs.
Looks at the eroding power of shorelines and examines how much of this erosion is natural and how much of it is human-induced.
Color: how it is perceived and how it affects everyday life.
The Nature of Things devotes a full hour to discussing the current and possible uses of this tropical tree.
Ladakh is a desert land high in the western Himalayas that is now experiencing rapid modernisation and "development" that is degrading both the environment and the culture. Ancient Futures examines the root causes of environmental and social problems and compels the viewer to re-examine what is meant by "progress".
A look at some species which have dramatically altered habitats. Starlings, murderous African bees, sea lamprey and Zebra Mussels are in the
numbers.
Modern farming techniques are causing soil erosion, increased usage of pesticides, and increased reliance on chemical fetilizers which are potentially harmful to humans and the environment. Instead we pursue organic farming techniques which preserve the ecosystems of the world.
Investigates various types of allergies and the research into the possible causes and cures of them.
To be confirmed
The unique ability of the memory to store, classify and retrieve human experience with great efficiency; the relationship between memory and perception.
Looks at companies big and small that have made concern for the environment part of their planning.