At SPOTTERON, we create Citizen Science Apps for a wide array of scientific fields. One of the most exciting topics in Citizen Science is phenology, the study of periodic events in biological life cycles and how seasonal variations influence these in climate.  SPOTTERON currently houses two major phenology projects on the platform, the ZAMG Naturkalender (Nature's Calendar) from Austria and Climate Watch Australia - the first phenology project of its kind in the southern hemisphere. Read more on the Citizen Science Blog.