Multi-functionality of Agriculture in Japan

<<Source: Fact book 2005>>

The value of multi-functions played by Japanese agriculture particularly in protecting the national land and environment is estimated to be approximately 8.2 trillion yen annually according to the substitutive cost method.


  • 3.5 trillion yen
    Flood prevention

    The water storage capacity of paddy fields and upland fields during the heavy rainfall season is evaluated in the form of the function played by flood control dams in the country.

  • 1.5 trillion yen
    Fostering water resources

    The water storage capacity of paddy fields and upland fields during the heavy rainfall season is evaluated in the form of the function played by flood control dams in the country.

  • 8.7 billion yen
    Moderating summer heat

    The temperature lowering capacity of paddy fields in the summer season is evaluated in the form of the air conditioner costs.

  • 331.8 billion yen
    Preventing soil erosion

    The estimated amount of soil erosion prevented by cultivation of farm lands is evaluated in the form of the construction costs of dams for soil erosion prevention in the country.

  • 12.3 billion yen
    Recycling the waste into fertilizers

    The amount of the waste including food leftovers recycled into organic fertilizers is evaluated in the form of the total cost of such waste treatment in the cities.

  • 478.2 billion yen
    Preventing landslides

    The average amount of damage in the estimated number of landslides prevented by cultivation of farm lands is converted into the estimated value.

  • 2.4 trillion yen
    Recreational amenities

    Values of visits by urban people enjoying rural landscape and recreational amenities are converted into the estimated value.

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