Transportation
For several million years, humans got to where they wanted to go by one means: walking. This, of course, greatly limited the distance of travel and the amount of items that could be t...
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Power transformer station in South Carolina. (Corbis-Bettmann)
Transportation, Evolution of Energy Use And
Transportation is energy in motion. Transportation, in a fundamental sense, is the app...
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Transportation
Timeline
1830–1899 ∼ Moving across America
Steamboat era (1830–1930s) / Steam-powered railroad era (1840–1950s) / Orphan trains transport homeless or impoveri...
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Transportation and Communication Systems in the New Nation
When the United States gained its independence from England in the American Revolution (1775–83), the majority of American colonists l...
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Transportation
Transportation, Evolution of Energy Use And
Transportation
Transportation and Communication Systems in the New Nation