Global city growth is around 1.5 million people per week. Climate change is worsening, naturally-triggered disasters are on the increase, and the poorest are those worst affected.

What might happen in our cities, and what do we need to do? Listen to what the experts have to say.

The Grand Challenges program is propelled by UNSW staff and students, who are motivated to build research communities, grow external audiences and lead international debate relevant to the most pressing issues that face humanity. To this end, we seek ideas for topics to be discussed, ideas for activities and enthusiastic leads for these activities.



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