Fig. 1

Screen shot of the interactive map of pollen and fungal spore monitoring stations in the world. The map is web-based, zoomable down to street level, shows the contact information of each station, and can be searched and displayed according the users’ needs. The map is constantly updated and is available at: https://www.zaum-online.de/pollen-map.html; http://www.eaaci.org/patients/resources; https://oteros.shinyapps.io/pollen_map (accessed 25-01-2018). Blue dots (Hirst trap), red (Automatic station), orange (other manual)