BY USING THIS WEBSITE OR THE CONTENT THEREIN, YOU AGREE TO THE TERMS OF USE. The natural tree row polygon layer was developed in the summer of 2000 with on-screen digitizing in ArcView, using the 1997 Oakland County digital Orthophotography and the 1995 Land Use/Land Cover coverage provided by the Southeastern Michigan Council of Governments (SEMCOG) as reference themes. Note: The southeast portion of the county (9 geographic townships) was excluded from this coverage. The key attribute associated with this coverage is "Acres".