Skip to main content
. 2025 Aug 27;14(17):3004. doi: 10.3390/foods14173004
Algorithm 13 Carbon Footprint and Sustainability Tracking Contract
  •   1:

    Define struct CarbonData

  •   2:

        Fields: shipmentID, emissions, energyUsage, reductionMetrics

  •   3:

     

  •   4:

    Define mapping(address ⇒ CarbonData) carbonRecords

  •   5:

     

  •   6:

    function recordCarbonFootprint(shipmentID, emissions, energyUsage)

  •   7:

       Validate environmental data

  •   8:

       Store carbon footprint details

  •   9:

       Emit event CarbonDataUpdated(shipmentID)

  • 10:

    end function

  • 11:

     

  • 12:

    function calculateSustainabilityScore(shipmentID)

  • 13:

          Compute sustainability index

  • 14:

          Return score to stakeholders

  • 15:

    end function