Navigator: All Aboard Amsterdam’s Autonomous Trash Boat

At the Amsterdam Institute for Advanced Metropolitan Solutions, researchers develop urban innovations like 3D printing with organic waste and self-driving sanitation boats.

The view outside the Amsterdam Institute for Advanced Metropolitan Solutions.

Photo: Sarah Holder/Bloomberg CityLab

Welcome to today's edition of Navigator, CityLab’s biweekly Saturday newsletter.

A 3D printer whirred, depositing layer upon layer of a solution made primarily of crushed up olive pits until it became a solid cube.