To provide a framework for understanding the breadth of the field of planetary health, two primary categories – ecosystem transformations and health impacts - comprising a total 15 thematic areas have been defined. The field of planetary health explores the linkages and relationships between thematic areas.
These thematic areas provide a taxonomic structure to organize the educational content, and provide a sense of the variety of topics covered within the field. It is important to note that all of these thematic areas are interconnected and many overlap; their utility is primarily structural.
The category of Health Impacts includes the thematic areas that are centered around public health topics: