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Not a factor impacting agriculture:

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Proximity to water.

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Crops with new traits from advanced genetic engineering.

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GMOs

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Farming for profit.

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commercial agriculture

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Cultivation of one or two crops rotated seasonally.

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monocropping

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Large-scale farming for profit of a single cash crop for distant markets.

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plantation agriculture

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The Green Revolution...

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1950s-60s, scientists developed high-yield grain strains using genetic knowledge.

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First Agricultural Revolution:

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shift from foraging to farming ~11,000 years ago.

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The Second Agricultural Revolution...

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Improved cultivation, harvesting, and storage methods. Began in Britain and low countries.

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The Third Agricultural Revolution...

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began in the early 20th century, featuring mechanization and new agricultural technology.

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Intensive Agriculture is ...

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characterized by high inputs of labor per unit land area.