Landscape planners will have the opportunity to make sculptured roofscapes, so that cities appear to be verdant hills and valleys. Streets will become shady routes carved through the undergrowth. Roofs will become mountain tops. People will become ants.

Humphry Repton, the leading garden theorist of the nineteenth century, defined a garden as 'a piece of ground fenced off from cattle, and appropriated to the use and pleasure or man: it is, or ought to be, cultivated and enriched by art'.

The tragedy of feminine design is that it receives so little official support. Most of the world's design schools, having been organized by men, encourage a masculine approach, even when they are run by women. Yet many designers who are male in the biological sense have a feminine approach to design.

Landscape planners will have the opportunity to make sculptured roofscapes, so that cities appear to be verdant hills and valleys. Streets will become shady routes carved through the undergrowth. Roofs will become mountain tops. People will become ants.

Having lasted for 4,000 years, the use of nature's materials to express ideas about nature may be expected to continue. The best garden designs are produced with an awareness of the art, science, history, geography, philosophy, social habits and construction techniques of their period.

There is much to learn about what could happen in the gardens of the future, should designers wish to learn about the past.

In ancient times the ritual, mythological and doctrinal aspects of spiritual space were predominant.