theguardian.com
Oct 23 • 2:10 AM EDT
How citizen science is tracking changes in shorelines around the world
An app and a camera phone are all that’s needed at more than 200 spots to help researchers monitor coastal areas
https://www.theguardian.com/news/2026/oct/23/how-citizen-science-is-tracking-changes-in-shorelines-around-the-world