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Agriculture begins
c. 11,500 years ago (Fertile Crescent); later elsewhere· Evolutionary innovation· Human ancestors & us
Well establishedStrong fossil, genetic or geological evidence.
People began planting crops and herding animals about 11,500 years ago, first in the Middle East and then independently elsewhere.
See it on the Life map →What happened
Farming means deliberately growing plants and raising animals, and selecting the most useful until they change genetically. It began about 11,500 years ago in the Fertile Crescent, an arc from Israel through Turkey to Iraq and Iran, and arose independently in at least ten other regions, including China, New Guinea, Mexico, the Andes and Africa. It yielded far more food per acre than foraging, so populations soared, though early farmers were often shorter and less healthy than foragers.
Why it matters
Farming fed the villages, cities, states and writing of the Curious History map and began humanity's large-scale reshaping of land, species and, eventually, climate.
Think of it like
Like moving from buying found deals to ground-up development: more labor and risk, but far more yield from the same acre.
The evidence (fossils, genes, rocks)
Charred seeds and animal bones at sites such as Abu Hureyra (Syria) and Çatalhöyük (Turkey) show wild forms giving way to domestic ones; ancient DNA tracks farmers spreading from Anatolia into Europe.
Still debated
Why farming began in several places at nearly the same time after some 300,000 years of foraging: climate, population pressure, feasting and religion (the monuments at Göbekli Tepe) are all proposed.
Inside this (4)
Connections (10)
▸C4 grasses include maize, a staple of Agriculture beginsWell established
The connection
Maize descends from teosinte, a wild C4 grass of southern Mexico, domesticated about 9,000 years ago. Sorghum, sugarcane and the foxtail and broomcorn millets, early staples of northern China and Korea, are C4 grasses too. Their efficient photosynthesis in heat makes them highly productive; maize is now the world's largest grain crop by tonnage.
When and how
Balsas River valley, southwestern Mexico, about 9,000 years ago for maize; millets in northern China about 10,000–8,000 years ago; sorghum in Sudan about 5,000 years ago.
The evidence
Maize genetics, notably John Doebley's work, traces it to Balsas teosinte; maize starch on 8,700-year-old grinding stones from Xihuatoxtla rock shelter confirms early use.
Debates and open questions
How teosinte, with a few hard-cased kernels, became large-eared maize, and how much later crossing with a highland teosinte in Mexico mattered.
▸End of the last ice age (Holocene begins) provided the stable climate for Agriculture beginsStrong evidence
The connection
Ice-age climate swung so wildly, decade to decade, that relying on planted crops would have been risky, and low carbon dioxide limited plant growth. The Holocene's warmer, wetter, steadier climate let wild cereals thrive and made farming dependable. Within a few thousand years of its start, farming arose independently in several regions.
When and how
Fertile Crescent from about 11,500 years ago, China about 10,000–9,000, Mexico about 9,000 and New Guinea about 7,000 years ago, and later elsewhere.
How sure are we?
Farming began on several continents soon after 11,700 years ago, and climate records show Pleistocene instability; Peter Richerson and colleagues made this case in 2001.
Debates and open questions
Climate made farming possible but does not explain why people chose it; population growth, social change and feasting are also argued.
▸Homo sapiens invented Agriculture beginsWell established
The connection
Farming is a sapiens invention: no other human species is known to have farmed. Hunter-gatherers already knew plants intimately, gathering wild grain and managing land with fire. In the Holocene, groups began planting, tending and selecting crops and herds, changing them genetically, and were changed in turn by new diets and diseases.
When and how
Independently in at least 11 regions, including the Fertile Crescent, China, New Guinea, Mesoamerica, the Andes and Africa, from about 11,500 years ago.
The evidence
Archaeological sequences show local foragers becoming farmers; human genomes show farming-linked changes, such as adult milk digestion among herding peoples.
Debates and open questions
In Europe farming spread mainly with migrating farmers, elsewhere by foragers adopting it; why sapiens took it up only after some 290,000 years is still argued.
▸Dogs: the first domesticated animal preceded Agriculture beginsStrong evidence
The connection
Dogs were domesticated thousands of years before any crop or farm animal, by hunters rather than farmers. They showed that people could tame and breed another species, and later helped herd and guard flocks. As farming spread, many dogs adapted to farm diets, gaining extra copies of a gene for digesting starch.
When and how
Dogs by about 15,000 years ago or earlier in Eurasia; the first crops about 11,500 years ago in the Fertile Crescent.
How sure are we?
Dated dog burials older than any farming site; dog genomes show extra copies of the starch-digesting AMY2B gene that became common with farming.
Debates and open questions
Whether experience with dogs actually helped people domesticate other animals, or the two were simply unrelated steps.
▸Agriculture begins began with Wheat & barley domesticatedWell established
The connection
The world's first farming began with cereals in the Fertile Crescent. People who had harvested wild wheat and barley for millennia began sowing them. Repeated harvest and sowing favored plants whose seeds stayed on the stalk, until domestic varieties emerged. These grains, with lentils, peas and flax, formed the first farming package.
When and how
Fertile Crescent, at sites such as Abu Hureyra (Syria), Jericho (West Bank) and Çayönü (Turkey), about 11,500–10,000 years ago.
The evidence
Charred seeds and spikelet bases show non-shattering ears increasing over time; much earlier, 23,000-year-old Ohalo II in Israel shows wild cereal gathering.
Debates and open questions
Whether small-scale cultivation at Ohalo II means trial farming began far earlier and failed in the unstable ice-age climate.
▸Agriculture begins expanded to include Cattle & farm animals domesticatedWell established
The connection
Settled farming made herding practical: villages could pen animals and feed them crop stubble and surplus grain, while animals provided meat, milk, wool, manure for fields and, later, pulling power for plows. Together they formed a mixed-farming system that spread into Europe, Africa and Asia.
When and how
Sheep and goats in the Taurus and Zagros mountains about 11,000–10,500 years ago; cattle in the upper Euphrates about 10,500 years ago; pigs in Anatolia.
The evidence
Animal bones from village sites show size reduction and culling patterns; milk residues in pottery from about 9,000 years ago show early dairying.
Debates and open questions
Whether animals were domesticated in one core area or several, and how quickly the full mixed-farming package came together.
▸Agriculture begins arose independently with Rice domesticatedWell established
The connection
Farming was not one invention that spread from one place. In China's Yangtze valley, people independently began cultivating wild rice, while millet farmers did the same to the north along the Yellow River. Rice paddies became the base of East and Southeast Asian farming, much as wheat was in western Asia and Europe.
When and how
Lower Yangtze valley, at sites such as Shangshan, Kuahuqiao, Hemudu and Tianluoshan in Zhejiang province, about 10,000–7,000 years ago.
The evidence
A gradual rise in non-shattering rice spikelet bases at Tianluoshan, about 7,000–6,500 years ago, shows domestication underway, with no link to the Near East.
Debates and open questions
How long cultivation took to become full domestication, and how rice spread from China to Korea, Japan, Southeast Asia and India.
▸Agriculture begins inspired the 'artificial selection' analogy of Evolution by natural selectionWell established
The connection
Darwin opened On the Origin of Species with a chapter on domestic breeds. Farmers and fanciers, choosing which animals and plants to breed, had turned wild ancestors into very different pigeons, dogs, cattle and crops. Darwin reasoned that nature, through differences in survival and reproduction, could do the same, more slowly but over far longer times.
When and how
England, 1850s: Darwin bred pigeons at Down House and joined London pigeon clubs; 'Variation under Domestication' is the Origin's first chapter (1859).
The evidence
Darwin's text and letters spell out the analogy, and his two-volume The Variation of Animals and Plants under Domestication (1868) expanded it.
Debates and open questions
Early domestication was largely unplanned, which Darwin called 'unconscious selection'; how far goal-directed breeding parallels goal-less natural selection is still discussed.
▸Agriculture begins started the human reshaping behind The AnthropoceneDebated
The connection
Farming began the large-scale human reshaping of Earth: forests cleared, soils plowed, wild species replaced by crops and livestock. Farmland now covers about half of habitable land, and livestock and humans make up roughly 96% of mammal body weight. Some scientists trace the Anthropocene's roots to early farming, which may have raised carbon dioxide and methane thousands of years ago.
When and how
Fertile Crescent from about 11,500 years ago, then independently in China, the Americas, New Guinea and Africa; the 'early Anthropocene' idea was proposed by William Ruddiman in 2003.
How sure are we?
Pollen cores record forest clearance; ice cores show methane and carbon dioxide rising unusually several thousand years ago, though the cause is disputed.
Debates and open questions
Whether early farming really changed climate, and whether such a gradual start can mark an epoch; the working group rejected it as too spread out over millennia.
▸Columbian exchange globalized Agriculture beginsWell established
The connection
Before 1492, the farming systems of the Americas and the Old World had developed separately for about 10,000 years. The exchange mixed them: potatoes fueled European population growth, maize and cassava spread through Africa, sweet potatoes and chili reached China and Korea, and wheat, cattle, sugar and coffee reshaped the Americas.
When and how
From 1492 on, carried by Spanish, Portuguese and later other ships across the Atlantic and, via Manila galleons from 1565, across the Pacific.
The evidence
Historical records date each crop's arrival, crop DNA and plant remains confirm origins; economists estimate potatoes drove about a quarter of Old World population growth, 1700–1900.
Debates and open questions
How much new crops, versus other factors, drove population booms in China, Africa and Europe, and how much American farmland reverted to forest after epidemics.