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Unit 1: What is Big History?
1.1 Welcome to Big History
1.2 Scale
1.3 Origin Stories
1.4 Claim Testing

Unit 2: History of the Universe and Earth
2.1 Big Bang to Earth
2.2 Big Bang
2.3 Stars Form
2.4 Stars Die
2.5 Solar System
2.6 Earth

Unit 3: Life
3.1 Complexity of Life on Earth
3.2 Origins of Life
3.3 Evolution
3.4 Extinction Events

Unit 4: Early Humans
4.1 Humanity’s New Complexity
4.2 Human Ancestors
4.3 Collective Learning
4.4 Migration
4.5 Foraging Societies

Unit 5: Agriculture & Complex Societies
5.1 Farming and Complexity
5.2 Agricultural Revolution
5.3 Complex Societies Appear
5.4 Empires
5.5 Expanding Connections
5.6 Museum Project

Unit 6: The Modern Age
6.1 The Modern World
6.2 Four World Zones Connect
6.3 Industrial Revolution
6.4 Acceleration
6.5 Globalization
6.6 Anthropocene

Unit 7: The Future
7.1 Complexity & the Future
7.2 Climate
7.3 Space
7.4 Technology
7.5 Human Systems
7.6 The Next Threshold

Climate Overview

Unit 1: Introduction to Climate Change
1.1 Understanding Climate Change
1.2 Climate Disagreement
1.3 The Case for Climate Optimism
1.4 International Climate Goals
1.5 The History of Climate Change

Unit 2: The Impacts of Climate Change
2.1 Evaluating Climate Impacts
2.2 Direct Impacts of Climate Change
2.3 Indirect Impacts of Climate Change
2.4 Climate Vocabulary

Unit 3: Adaptation and Innovation
3.1 Evaluating Climate Solutions
3.2 Climate Change Adaptation
3.3 The Need for Climate Innovation
3.4 Effective Climate Action
3.5 The Cost of Decarbonizing

Unit 4: Decarbonization
4.1 The Grand Challenges
4.2 Decarbonization Solutions
4.3 Implementing Decarbonization Strategies
4.4 A Climate Future

Unit 5: Taking Action
5.1 Climate Action: Careers
5.2 Climate Action: Solutions Presentation
5.3 Climate Action: Policy
5.4 Climate Action: Civic Action

World History AP® Overview

Unit 0: Intro to World History
0.0 Early Humans
0.1 Cities, States, and Empires
0.2 Development of Portable Belief Systems
0.3 Rome and Han China
0.4 Collapse and Restructuring

Unit 1: The Global Tapestry
1.0 History Themes
1.1 Developments in East Asia
1.2 Developments in Dar al-Islam
1.3 Developments in South and Southeast Asia
1.4 State Building in the Americas
1.5 State Building in Africa
1.6 Developments in Europe
1.7 Comparison in the Period from c. 1200 to c. 1450

Unit 2: Networks of Exchange
2.0 Networks of Exchange
2.1 The Silk Roads
2.2 The Mongol Empire and the Making of the Modern World
2.3 Exchange in the Indian Ocean
2.4 Trans-Saharan Trade Routes
2.5 Cultural Consequences of Connectivity
2.6 Environmental Consequences of Connectivity
2.7 Comparison of Economic Exchange

Unit 3: Land-Based Empires
3.0 Land-Based Empires
3.1 Empires Expand
3.2 Empires: Administration
3.3 Empires: Belief Systems
3.4 Comparison in Land-Based Empires

Unit 4: Transoceanic Interconnections
4.0 Transoceanic Connections
4.1 Technological Innovations from 1450 to 1750 CE
4.2 Exploration: Causes and Events from 1450 to 1750 CE
4.3 The Columbian Exchange
4.4 Maritime Empires Established
4.5 Maritime Empires Maintained and Developed
4.6 Internal and External Challenges to State Power from 1450 to 1750 CE
4.7 Changing Social Hierarchies from 1450 to 1750 CE
4.8 Continuity and Change from 1450 to 1750 CE

Unit 5: Revolutions
5.0 Revolutions c. 1750 to 1900 CE
5.1 The Enlightenment
5.2 Nationalism and Revolutions in the Period from c. 1750-1900 CE
5.3 The Industrial Revolution Begins
5.4 Industrialization Spreads in the Period from 1750 to 1900 CE
5.5 Technology of the Industrial Age
5.6 Industrialization: Government’s Role from 1750 to 1900 CE
5.7 Economic Developments and Innovations in the Industrial Age
5.8 Reactions to the Industrial Economy from 1750 to 1900 CE
5.9 Society and the Industrial Age
5.10 Continuity and Change in the Industrial Age

Unit 6: Consequences of Industrialization
6.0 Consequences of Industrialization
6.1 Rationales for Imperialism from 1750 to 1900 CE
6.2 State Expansion from 1750 to 1900 CE
6.3 Indigenous Responses to State Expansion from 1750 to 1900 CE
6.4 Global Economic Development from 1750 to 1900 CE
6.5 Economic Imperialism from 1750 to 1900 CE
6.6 Causes of Migration in an Interconnected World
6.7 Effects of Migration
6.8 Causation in the Imperial Age

Unit 7: Global Conflict
7.0 Global Conflict
7.1 Shifting Power After 1900 CE
7.2 Causes of World War I
7.3 Conducting World War I
7.4 The Economy in the Interwar Period
7.5 Unresolved Tensions After World War I
7.6 Causes of World War II
7.7 Conducting World War II
7.8 Mass Atrocities After 1900
7.9 Causation in Global Conflict

Unit 8: Cold War and Decolonization
8.0 Cold War and Decolonization c. 1900 to the Present
8.1 Setting the Stage for the Cold War and Decolonization
8.2 The Cold War
8.3 Effects of the Cold War
8.4 The Spread of Communism After 1900
8.5 Decolonization After 1900
8.6 Newly Independent States
8.7 Global Resistance to Established Order After 1900
8.8 The End of the Cold War
8.9 Causation in the Age of The Cold War and Decolonization

Unit 9: Globalization
9.0 Globalization c. 1900 to the Present
9.1 Advances in Technology and Exchange after 1900
9.2 Technological Advances and Limitations After 1900: Disease
9.3 Technological Advances: Debates About the Environment After 1900
9.4 Economics in the Global Age
9.5 Calls for Reform and Responses After 1900
9.6 Globalized Culture After 1900
9.7 Resistance to Globalization After 1900
9.8 Institutions Developing in a Globalized World
9.9 Continuity and Change in a Globalized World

World History Origins Overview

Unit 1: Origins of History
1.1 History Stories
1.2 What Is World History?
1.3 History Frames
1.4 History and Memory

Unit 2: Early Humans
2.1 The Earliest Humans
2.2 Migration and Art
2.3 Foraging Societies
2.4 The Agricultural Revolution
2.5 The Biggest Mistake Humans Ever Made?

Unit 3: Early Agrarian Societies
3.1 Cities, Societies, and Empires
3.2 Foragers and Village Networks
3.3 The First Cities, States, and Empires
3.4 Ancient Trade Networks
3.5 Early Agrarian Societies

Unit 4: Empires and Belief Systems
4.1 Empires and Belief Systems
4.2 Comparing Portable Belief Systems
4.3 How Do Religions Grow and Change?
4.4 Comparing Ancient Empires
4.5 Rome and Han China
4.6 Women in the Ancient World

Unit 5: Regional Webs
5.1 Collapse and Restructuring
5.2 Why Do Empires Collapse?
5.3 Assessing the Dark Ages
5.4 Systems Restructure in Europe and China
5.5 The Islamic World
5.6 The Silk Roads
5.7 Expanding the Silk Routes

Unit 6: The First Global Age
6.1 The First Global Age
6.2 The Mongol Empire
6.3 The Black Death
6.4 Cultural Exchange in Afro-Eurasia
6.5 Communities in the Americas
6.6 Trade Routes in the Americas
6.7 Age of Exploration
6.8 The Columbian Exchange
6.9 The Transatlantic Slave Trade
6.10 The Scientific Revolution

Unit 7: The Long Nineteenth Century
7.1 The Long Nineteenth Century
7.2 Enlightenment and Revolution
7.3 Atlantic Revolutions
7.4 Nationalism
7.5 The Industrial Revolution
7.6 Comparing Industrialization in Egypt and Japan
7.7 The Working Class
7.8 Reform Movements
7.9 Industrial Imperialism
7.10 Resisting Colonialism

Unit 8: Global Conflict
8.1 Century of Conflict
8.2 Causes of the First World War
8.3 The First Total War
8.4 A World Remade
8.5 Interwar Ideologies
8.6 The Second World War
8.7 The Holocaust
8.8 The Cold War
8.9 Decolonization

Unit 9: Globalization
9.1 Our Interconnected World
9.2 Is Globalization Good or Bad?
9.3 The Global Economy
9.4 The Great Acceleration
9.5 Global Communities
9.6 Global Conflicts
9.7 Experiencing Globalization
9.8 The Anthropocene?

World History 1200 Overview

Unit 1: Narratives and Frames
1.1 History Stories
1.2 What Is World History?
1.3 History Frames
1.4 History and Memory

Unit 2: The Global Tapestry
2.1 The Global Tapestry
2.2 Introducing Afro-Eurasia
2.3 Dar al-Islam
2.4 The Mongol Empire
2.5 The Silk Roads
2.6 Communities in the Americas and Oceania
2.7 Long-Distance Trade in the Americas
2.8 Cultural Consequences
2.9 The Black Death

Unit 3: Transoceanic Connections
3.1 Transoceanic Connections
3.2 Land-Based Empires
3.3 Age of Exploration
3.4 Conquest
3.5 The Columbian Exchange
3.6 The Transatlantic Slave Trade
3.7 The Plantation System
3.8 Transoceanic Migration
3.9 The Business of Empire
3.10 The Scientific Revolution

Unit 4: Revolutions
4.1 Revolutions
4.2 The Enlightenment
4.3 The Atlantic Revolutions
4.4 Origins of Nationalism
4.5 Nationalism Spreads

Unit 5: Industrialization
5.1 Industrialization
5.2 Origins of Industrialization
5.3 The Industrial Revolution Spreads
5.4 Industrialization in Egypt and Japan
5.5 Economic Systems and the Working Class
5.6 Abolitionists
5.7 Child Labor
5.8 Women’s Rights

Unit 6: Industrial Empires
6.1 Empire and Other Consequences of Industrialization
6.2 Industrial Imperialism
6.3 Colonialism
6.4 Resisting Colonialism

Unit 7: Global Conflict
7.1 Global Conflict
7.2 Causes of the First World War
7.3 The First Total War
7.4 A World Remade
7.5 The Great Depression
7.6 Competing Ideologies
7.7 World War II: Causes
7.8 World War II: The Costs

Unit 8: Cold War and Decolonization
8.1 Cold War and Decolonization
8.2 Origins of the Cold War
8.3 The Global Cold War
8.4 The End of Empire
8.5 Decolonization Around the World
8.6 Communism in China
8.7 Connecting Struggles for Liberation

Unit 9: Globalization
9.1 Our Interconnected World
9.2 Is Globalization Good or Bad?
9.3 The Global Economy
9.4 The Great Acceleration
9.5 Global Communities
9.6 Global Conflicts
9.7 Experiencing Globalization
9.8 The Anthropocene?

World History 1750 Overview

Unit 1: The World in 1750
1.1 History Stories
1.2 What is World History?
1.3 History Frames
1.4 History and Memory
1.5 Comparing Europe and China in 1750
1.6 Eurasian Land-Based Empires in 1750
1.7 Africa, the Americas, and the Pacific in 1750

Unit 2: Liberal and National Revolutions
2.1 Liberal and National Revolutions
2.2 The Enlightenment
2.3 What Causes Revolutions?
2.4 Atlantic Revolutions
2.5 An Age of Revolution?
2.6 Origins of Nationalism
2.7 Nationalism Spreads

Unit 3: Industrialization
3.1 Industrialization
3.2 Origins of the Industrial Revolution
3.3 Impacts of the Industrial Revolution
3.4 Global Industrialization
3.5 Industrialization in Egypt and Japan

Unit 4: Reform Movements
4.1 Transformation of Labor and Social Relations
4.2 Capitalism and Socialism
4.3 The Division of Labor
4.4 Enslavement and Abolition
4.5 Child Labor
4.6 Women’s Rights

Unit 5: Industrial Empires
5.1 Imperialism, Colonialism, and Responses
5.2 Industrial Imperialism
5.3 Colonialism
5.4 Experiencing Colonialism
5.5 Resisting Colonialism in Ghana and India

Unit 6: World War I
6.1 World War I
6.2 Causes of the First World War
6.3 Total War
6.4 Living in Total War
6.5 The World Remade

Unit 7: Interwar and World War II
7.1 Interwar and World War II
7.2 The Great Depression
7.3 Fascism and Internationalism
7.4 Comparing Authoritarianism
7.5 Causes of the Second World War
7.6 The Cost of Global War
7.7 The Holocaust

Unit 8: Cold War and Decolonization
8.1 Cold War and Decolonization
8.2 Origins of the Cold War
8.3 The Global Cold War
8.4 The End of Empire
8.5 Decolonization Around the World
8.6 Communism in China
8.7 Connecting Struggles for Liberation

Unit 9: Globalization
9.1 Our Interconnected World
9.2 Is Globalization Good or Bad?
9.3 The Global Economy
9.4 The Great Acceleration
9.5 Global Communities
9.6 Global Conflicts
9.7 Experiencing Globalization
9.8 The Anthropocene?

Timeline: The Big Bang

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