Milan is hosting its first environmental festival 5-11 June as the start of its preparations for the 2015 World Fair. The June festival will focus on the effect of global warming on the oceans (6 June), educational events for children (7-8 June) and the sustainability of cities, (11 June). This is the first in a series of annual environmental festivals to be held in the run-up to the World Fair, which is based on the theme