In Japan, because people will be less, although there are a large number of rural surplus labor transfer, but not high concentration of land, remained small-scale production.
The geological signal will be clear from industrial-scale mining, damming, deforestation and agriculture, as well as the concentration of carbon in the atmosphere and nitrates in the oceans.
工业规模采矿、建水坝、砍伐和农业，以及大气中的碳浓度上升和海洋中的氮浓度增高都是明显的地质学标记。
3
Introducing full-cost pricing for water together with taxes to discourage large-scale livestock concentration close to cities.