By Oduwaiye Fela
Vienna has more to offer than opera, and there's more to Swiss cities
Zurich and Geneva than chocolate and watches. These and other cities
offer residents top-notch quality of life in the world, according to a
new study by Mercer. It ranked 221 cities around the world on 39
measures, emphasizing political safety and health, but also including
factors from restaurant availability to air pollution. Cities are ranked
against New York as the base city; it has an index score of 100. This
year Mercer introduced its eco city rankings,