Nowadays city competitiveness is not the competitiveness between single cities, but between cityregions or city groups which is composed of the core city and its surrounding towns.
The researchers are hoping to find evidence that the Common True Katydid, once plentiful in New York City but now rare, is still thriving in some regions of the city.
The extensive system has allowed the city to phase out much car traffic in its center, while preserving the efficient movement of people from the city center to outlying regions.