A riparian zone encompasses a portion of the city in the southeast.

The saharan zone encompasses roughly the northern one-third of Chad.

A zone encompasses several more organizational units called districts.

Treesong's zone of operations encompassed the Oikumene; he rarely ventured Beyond.

The "critical zone", a recent conceptual framework, encompasses the Earth's outer layer in which most surface and near-surface life sustaining processes operate.

The new zones would have encompassed areas considered only one-fifth as susceptible to flooding in any given year.

The southern zone encompasses the central mountains with flat to undulating coastal belt.

Roslyn's zone may also encompass the suburb of Kelvin Grove.

The zone encompasses Earth and possibly Mars.

The protected zone encompassed an area of 4,772 hectares (11,790 acres).