What could happen if Nature designs an educational campaign to raise public awareness of the problem of global warming?
May be one campaign will be studied for Humans, who need to learn with images and words; in this case Nature will use to communicate million leaves as flyers.
Each leaf is written and it is spread by the wind in order to be read by each of us.
Suddenly they can appear in a square or streets under trees (even not in autumn).
(Leaves are made of paper or plastic layer fixed on the ground or directly printed on it).
Only few of them fall on billboards: they show their message hoping Humans will understand…