Neolithic Revolution

They were hunter-gatherers and nomadic.

They lived in large cities and farmed.

They had advanced technology and transportation.

They practiced democracy and wrote laws.

A transition from hunting and gathering to agriculture and settlement

The invention of writing systems

The rise of the Roman Empire

The discovery of fire

Climate change after the last ice age

Domestication of plants and animals

Discovery of electricity

Technological advancements in stone tools

Longer lifespans and new diseases from animal contact

Decrease in food variety

Complete elimination of diseases

Shorter lifespans

Nile River

Amazon River

Yangtze River

Tigris River

Mesopotamia (Sumeria)

Indus River Valley

Yellow River Valley

Ancient Egypt

Development of cuneiform tablets

Elaborate drainage and water supply systems

Construction of pyramids

Invention of papyrus

They were hunter-gatherers and nomadic

They lived in permanent cities

They practiced advanced agriculture

They had modern technology

began living in permanent settlements.

Developed a nomadic way of life.

Depended on hunting and gathering.

crop rotation to increase agricultural output.