The Russia-Ukraine Monitor Map “is a crowdsourced effort to map, document and verify information in order to provide reliable information for policymakers and journalists of the on-the-ground and online situation in and around Ukraine. […] The pins on this map represents open source material such as videos, photos and imagery that have been cross-referenced with satellite imagery to determine precise locations of military activity.” It’s produced by the Centre for Information Resilience. [Boing Boing]