| 11. | Finally, the Sumerians ushered in domestication with intensive agriculture and irrigation.
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| 12. | The forest areas suffer from strong demographic pressure and intensive agriculture.
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| 13. | Lower areas of the catchment have been cleared for intensive agriculture.
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| 14. | Level II was more compacted and suggests more intensive agriculture.
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| 15. | With intensive agriculture, the lands are quickly depleted and desertified.
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| 16. | The model included intensive agriculture on small plots of land.
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| 17. | Today, there is less intensive agriculture labour and no coal mining in the area.
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| 18. | La Milpa had intensive agriculture as indicated by extensive terraces.
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| 19. | This kind of ownership supported the development of intensive agriculture.
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| 20. | Most of the arable land is used for intensive agriculture, including horticulture and greenhouse agri-businesses.
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