They invented drawing on rocks with wedges, and they also invented Hammurabi's Code. This is a revised answer, hope you found it useful.
Tigris or eupharates 2 major rivers in mesopotamia
The two main rivers for Mesopotamia are the Euphrates and the Tigris.
1) Drinking Water 2) Water for Crop Irrigation 3) Method of Distance Transport 4) Silt and Clay from the Riverbeds (for fertilization and tablets)
during World War 2 there was alot of technological development (alot of it nazi's) and the things that where developed where put into practice.
There are 2 rivers.
they are in mesopotamia and the empire was nebuchadrezzar 2
one of the first systems for classifying things was developed about 350 B.C. by the Greek philosopher Aristotle. At the time, people recognized only about 1000 different kinds of living things. in the 1700s the Swedish scientist Carl Von Linne developed a new classification system for living things. he grouped all living things into 2 major groups: the plant kingdom and the animal kingdom. Next, he organized the members of each kingdom based on their features. this system became known as the Linnean system.
Indus valley was a different location then mesopotamia. Indus valley is in India. and Mesopotamia was land between 2 rivers - (Present day: Iraq)
Halo 2 was developed by Bungie.
Tigris and Euphrates
The Tigris and Euphrates Rivers.
The two rivers that run between Mesopotamia are the The Tigris and the Euphrates river.