Meetings to develop the No Regrets Charter were held in the following cities:
Berlin (2013)
Brussels (2014)
Hyderabad (2014)
Buenos Aires (2015)
Berlin (2015)
Lyon (2016)
Liverpool (2016)
Barcelona 2016
An early morning view over the skyline of Buenos Aires, 2015. In May 2015, the day after this photograph was taken, the City of Buenos Aires hosted the Metropolis World Congress, featuring discussions of climate change and the No Regrets Charter.