The Freshwater Ecosystems Explorer is a free and easy to use data platform providingnaccurate, up-to-date, high-resolution geospatial data depicting the extent freshwater ecosystems change over time. By helping decision-makers understand dynamic ecosystem changes, the data presented on this open access platform is intended to drive action to protect and restore freshwater ecosystems and enable countries to track progress towards the achievement of Sustainable Development Goal Target 6.6.