Items starting with V

variety class

A way to classify landscapes according to their visual features. This system is based on the premise that landscapes with the greatest variety or diversity have the greatest potential for scenic value.

vegetation management

Activities designed primarily to promote the health of forest vegetation for multiple-use purposes.

vegetation type

A plant community with distinguishable characteristics.

vertical diversity

The diversity in a stand that results from the different layers or tiers of vegetation.

viable population

The number of individuals of a species sufficient to ensure the long-term existence of the species in natural, self-sustaining populations that are adequately distributed throughout their range.

virgin forest

A natural forest virtually un-influenced by human activity.

visual quality objective

A set of measurable goals for the management of forest visual resources.

visual resource

A part of the landscape important for its scenic quality. It may include a composite of terrain, geologic features, or vegetation

Visual Resource Management (VRM)

A system for evaluating the visual resources of a given area and for determining what degree of protection, rehabilitation, or enhancement is desirable and possible.

VRM

Visual Resource Management

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