The Head of UNDP’s Mine Action Program in Ukraine, Paul Heslop, reported that over one million mines have been laid across Ukraine.

“During the clearance of territories, we are witnessing a level of complexity and scale that we have simply never seen before.” - Heslop added.
https://theguardian.com/world/2025/aug/26/ukraine-russia-mines-deadly
https://x.com/wartranslated/status/1960302005227827384