Hi everyone, you couldn't answered this better.
Here you can find the Millenium goals, as Ionut mentioned there is no technology related, and you have to choose one of the 8. For the second one you can use any of those or your own definition of the "toughest problems facing us today" and of course, using technology to solve them.
Imagine a world where technology helps solve the toughest problems facing us today
In both cases the goal is to make you work in a photojournalism assignment. You will have to research, plan and shoot.
L.