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Continents in baisic same location
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Whales and sharks rules the seas, consuming otters, seals, dugongs, fish, squid, crustaceans, urchins, and microscopic plankton.
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Early humans begin using stone tools
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A repeating pattern emerges: Ice ages last 100,000 years followed by warmer interglacials of 10,000 to 15,000 years each.
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Early humans begin using fire, supplementing their diet of berries, roots, grains and raw meat with cooked nutrients
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Ice Age lowers sea level, trapping water in ice and exposing a land bridge between Asia and North America.
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The first humans evolve in Africa and dispersed to Europe, Asia, Australia and the Americas. Since then, Homo erectus has altered the compsition of life in the seas, on land, and in the air— ultimatly causing the planet to warm.
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Ice Ages cause modern humans in Africa to create and wear clothes
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Drawn by changing climate at the end of another Ice Age, modern people leave Africa and travel along the coast of South Asia into India and then to Australia. Later, these humans move out of Africa into West Asia and then into Europe, Central Asia and China.
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Last Ice Age ends, causing sea levels to rise
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Various mammals including mammoths, rhinos, bison, and oxen which had become massive with thick coats of hair and fed on small shrubs and grasses become extinct as the temparetures warm. Only a small number of these megafauna remain, including elephants, rhinoceroses, and hippopotamuses.
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Land bridge appears and humans migrate from Asia into North America. A warm, wet climate results in plentiful food in West Asia, resulting in many nomadic hunter-gatherers settling in one location.
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Farming develops, caused by the settling down of nomadic hunter-gatherers.
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Cities develop from settled nomads grouping together
