Additional screening. In addition to the landscaping, screening, fencing and buffer requirements set forth above, the Planning Board in the site plan review process may require additional landscaping, fencing, screening, or earth berm to be provided in any area where the proposed structure or use would, in the opinion of the Planning Board, create a hazardous condition or would detract from the value of neighboring property if such additional landscaping, fencing, screening, or berm were not provided.