Population growth is creating a huge demand for infrastructure, even as environmental risks grow. To detect problems early, satellites can provide rich data to help assess infrastructure "health".
Australian bridges are generally safe, but we don't have transparent information about how often they're inspected or maintained.
In the region of Liguria, and the city of Genoa itself, Calabrian mafia clans have been infiltrating construction projects for decades.
Bridge engineering does not end when construction finishes and traffic starts to flow.