The Planning Board, in conformity with the purposes and standards of this article, shall review and approve, with or without conditions, or it shall disapprove building permit applications referred to it pursuant to this article. The Planning Board shall approve any permit where it finds that the proposed construction, reconstruction or alteration is an appropriate building site and there is no excessive site disturbance in relation to the surrounding environmental, ecological and natural features of the subject and neighboring lands, including but not limited to topography, vistas, existing patterns of tree and shrub growth, or accessibility or proximity to wetlands, preserves, or historic sites or areas.