  if (map.getZoom() > 5
                ) {
                    const bounds = map.getBounds();
                    const boundingBox = [
                        bounds.getWest(),
                        bounds.getSouth(),
                        bounds.getEast(),
                        bounds.getNorth()
                    ];
                    const boundingBoxPolygon = turf.bboxPolygon(boundingBox);
                    const featuresWithinBoundingBox = turf.pointsWithinPolygon(data, boundingBoxPolygon)