Climate Change: Class- and Order-wise Number of Red List Chromist Species in the World, as per IUCN

The dataset contains class- and order-wise globally compiled data on the number of chromist species which are in the red list category, as per International Union of Conservation of Nature (IUCN). The different types of red list categories of species covered in the dataset include species which are extinct, extinct in the wild, critically endangered (possibly extinct), critically endangered (possibly extinct in the wild), endangered, vulnerable, lower risk/conservation dependent, near threatened, etc.