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Figure 1 Barcelona seen from the Collserola Park. Source: City of Barcelona.
Challenges
Barcelona is highly populated and one of the busiest tourist destinations in Europe. In 2012, the city fell well short of the European Union’s recommendation on access to green space (6.82 m2 per capita compared to the 26 m2 per capita target recommended by the EU (Laghai, 2012)).
Air quality in Barcelona is poor. It is estimated that 3500 lives could be...



























































































































































































































































































































































































































































































































































