Human: Difference between revisions
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During much of human history people lived traditional hunter-gatherer lifestyles. The invention of agriculture in 12,000 BC allowed people to live in permanent settlements which became cities and civilizations. Food could be produced to meet consumer demand so Earth's population grew from 5 million people in 8,000 BC to over 7 billion in the 21st century.<ref>[https://genographic.nationalgeographic.com/development-of-agriculture/ The Development of Agriculture - National Geographic] | During much of human history people lived traditional hunter-gatherer lifestyles. The invention of agriculture in 12,000 BC allowed people to live in permanent settlements which became cities and civilizations. Food could be produced to meet consumer demand so Earth's population grew from 5 million people in 8,000 BC to over 7 billion in the 21st century.<ref>[https://genographic.nationalgeographic.com/development-of-agriculture/ The Development of Agriculture - National Geographic] | ||
</ref> As agriculture secured people's primary needs for food, people had more time to work on other things like science, trade, technology, art and innovation. | </ref> As agriculture secured people's primary needs for food, people had more time to work on other things like science, trade, technology, art and innovation. | ||
Historical Empires | |||
A lot of empires on earth saw their rise and fall. Some flourishing empires in the world were the Roman Empire, the Mauryan Empire in India, the Mongol Empire, the Tang Dynasty in China, the Mughal Empire in India, the Han Dynasty in China, the Axum Empire in Africa, etc. | |||
=== Commerce === | === Commerce === | ||