Are they there simply to act as a sort of human buffer zone?

Within the buffer zone, there is a population of 52,001.

"We do not want to play the role of a buffer zone," he said.

The section of the river between the two was an empty buffer zone.

Within the park's buffer zone there are five communities with a total population of more than 45,000.

The language of the order said that the buffer zone would be used until it was no longer considered necessary.

It's a big buffer zone of a table here in Studio 1.

It is simply a buffer zone to hold excess food as needed.

It is a buffer zone between national parks and other areas.

The areas of the park and its buffer zone were adjusted in 2003.