Frequently asked questions

Year coverage differs by country: some packages contain only one or two snapshots, and the overall 2000–2026 span does not mean every country has a yearly series. Area differences can result from projection, coastline and source-vintage choices.

There is no public API in this release. Use the download page for files, the event table for documented changes, and the feedback page to report issues. Check source-specific licence terms before commercial use; the dataset is not a legal boundary authority.