Atmospheric pressure as earth cooled accumulated water from eruptions, seepage in oceans
Plate tectonics altered land mass and oceans over past 500 million years
Last of 4 Glacial Ages Ended 15000 BC, Facilitated Crops, Settled Societies
Early Mesopotamian Civilizations Applied Irrigation, Built Cities
Shaduf, Waterwheels, Underground Canals to Move and Preserve Water
Early Dams on Nile, Plumbing on Indus, Irrigation in China
From 1500 BC Phonician Cites First Mediterranean Trading Network
Roman Empire Used Seas for Trade and Control, Built Aqueducts and Giant Baths
Medieval Water in Asian Rice Terraces, European Rotational Farming, Mills
Seas for Viking Expansion, Hanseatic Trade, Rivers for Europe Trade Routes
Cheng Ho Treasure Fleets in 1400's as China Then Turns in and Europe Discovery Awakens
Prince Henry Used Navigation Advances to Spur Portugal Seafaring, Find Route to Asia
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Spain Sails West to Americas, England, French, Dutch Colonies in India, Americas
Steam Engine Introduces Revolutionary New Water Use for Pump and Power
Steam Applied to Transportation on Water and Rail, Canals Built
River Based Americas Fur Trade, Windmills for Water in Midwest and Plains
Water for U.S. Industrialization, Hydropower, Urban Growth in Late 1800's
Gold Rush Ship Arrivals, Hydraulic Mining, Colorado Exploration, Water Potential for West
1905-1923 California Irrigation and Water Supplies to Make Land Fertile and Habitable
1900-1913 Panama Canal and Great White Fleet Increased US Seapower
1933-1950's Great Dams and Water Projects for Arid Southwest, Columbia River, TVA SE
Seaplanes for International Air Routes, US Ships for World War II
1956 Containerization Revolutionalized Shipping and World Ports
20th Century from Seashores for Recreation to Water for Power, Supertankers for Oil
Since Romans Population 2 million to 7 billion, Freshwater About Same <50,000 Cubic Miles
Nostalgic Loss of Water Use in 5000 Years of Civilization
Water Ecosystem Challenges from Civilization for Future of Planet
