What is the merit of the ancient Greek scientist Eratosthenes?

Eratosthenes measured the length of the equator and calculated the size of the globe, for the first time identified climatic zones and created a geographical map of the inhabited part of the Earth.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.