While plenty of people have issues with gentrification and the tearing down of small buildings to make much larger ones, you don’t hear as much about cities themselves getting bigger. Maybe because some of them physically can’t — I’m looking at you, Manhattan — or maybe because it happens so gradually that people don’t have time to notice. But if they could…they might find solace (or maybe ideas) in Phoebe Wagner’s new solarpunk sci-fi novella When We Hold Each Other Up (paperback, Kindle). In the following email interview, Wagner discusses what inspired and influenced this cozy sci-fi story.