Human Evolution – Milestones and Family Tree

During the period of human evolution, the Earth’s climate has fluctuated between warm and cold. Some of the most important milestones in human evolution occurred during times of greatest fluctuations. Explore the relationship between climate and human evolution more deeply by clicking on the image.


While the exact number of early human species is debated, this chart links to summaries of the early human species accepted by most scientists.


Leave a Reply