There's a risk of death if I cross the yellow line on the subway. The yellow line metaphor I use in the picture tells me this.
This poster belong to
A Planet for tomorrow

Welcome to our 2018 edition!
It will be a year of
significant change for us: the final edition of our poster contest in
its current form. You can find the reasons for this decision here, together with the announcement of this year's them. On a
practical level, the schedule for the poster contest has condensed into
seven months.