Top 3 challenges and purposes of education (design)

Menurut Anda, apa tantangan terbesar dunia pada tahun 2050?
Harap beri peringkat pada tiga tantangan teratas. Order the items from the following list. First select an item with the spacebar to show a menu of possible ranking positions. Next, click a ranking position to order it in the ranked list. Note the menu will display more ordering options as you add items to the ranked list.