Back in February of this year (2015), Philip Oldfield, who is an Assistant Professor of Architecture at the University of Nottingham, gave the following talk at the Illinois Institute of Technology. Click here if you can’t see it below.

[youtube https://www.youtube.com/watch?v=lOfkx39soIs?rel=0]

If you’re interested in cities and how tall buildings might make them more sustainable, you’ll enjoy it. It’s filled with a number of interesting stats and takeaways, and it’s about an hour long.