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The Grand Canal was a man-made canal that connected Northern and Southern China. It was built to connect trade between the two, since most natural rivers in China run East to West. It connected the economies of the regions. Environmentally, it affected the Yellow River in that its dikes were sometimes broken in an effort to flood the canal. It also drastically changed the landscape of China as a whole.
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This plow's iron tips made huge amounts of farming easier for the masses in Medieval Europe.
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The rise of the Fedual System leads to expanded agriculture, and farming as an industry. This vastly changes landscapes in addition to culture.
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The continuous population increase in Southern India led to the need to develop avdanced reservoirs, affecting the environment and agriculture substantially.
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This change in agriculture directly led to extreme population increase. It also made for a great trade item. The expansion of the paddies rice cultivation requires also affected China's landscape.
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This change occured due to the blockage of land as a result of the Persian Wars. Egypt turned away from alrge-scale farming as a result.
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This showcases how importnat land was to these people at this time. It was practically used as a currency.
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As the population had reached 64 million, environments were rapidly becoming more and more populated and urbanized.
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CIties rapidly expand and take over the environment around them at this point, when Haung Chao attacks.
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Alchemists have discovered that a certain mixture of substances causes explosions, affecting the land it is used on and the land from which those materials are mined.
