Compare living conditions in Ancient Egypt, Mesopotamia and India.

Egypt:

A significant part of the country’s territory was desert, only the Nile Valley was habitable and some large oases;
Hot and dry climate;
Fertile land (in the Nile Valley);
The Egyptians were constantly forced to irrigate fields and lands in order to protect them from drought.

Mesopotamia:

The country’s territories were favorable for life (only the southern regions were a little dry);
Warm (hot and dry in places) climate;
Fertile land;
Only the southern regions of the country needed irrigation systems.

India:

The country’s territories were favorable for life;
Warm and hot climate;
Fertile land;
Much of the country was covered in jungle.