Indicate the names of the main stages of the formation of the geographical envelope

1. 4.5 billion years – 570 million years ago – geological
2.570 million years – 40 thousand years ago – biological
3. 40 thousand years ago – present – anthropogenic

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.