Health Geography

GVI: Greenness Visibility Index R package

The GVI R package provides tools for computing a Greenness Visibility Index (GVI) surface from a DSM, DTM and Greenness Surface.

Visible Greenness Exposure Index - An example workflow for the City of Vancouver

Example workflow for a large study area when using the GVI R package

Visible Greenness Exposure

Exposure to residential greenness or green spaces such as parks or gardens are beneficial for multiple measures of health. One type of greenspace exposure is visibility, referring to the visual perception of greenness. In this post I will demonstrate, how to conduct a viewshed based visibility analysis.