About Arable land

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Title Arable land
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In geography, arable land (from Latin arare, to plough) is an agricultural term, meaning land that can be used for growing crops. It includes not only cultivated land, but also the totality of all land where soil and climate is suitable for agriculture, including forests and natural grasslands, and areas falling under human settlement. According to FAO report, the global land area without major soil fertility constraints is about 31.8 million square kilometers, and total potential arable land is about 41.4 million square kilometers. Although constrained by land mass and topology, the amount of arable land, both regionally and globally, fluctuates due to human and climatic factors such as irrigation, deforestation, desertification, terracing, landfill, and urban sprawl. Researchers study the impact of these changes on food production. The most productive portion of arable land is that from sediments left by rivers and the sea in geological times. In modern times, rivers do not...
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