Assumptions:

  • Each international search requires 8 long-haul flights of 6,000 miles and 8 short-haul flights of 1,000 miles;
  • Each domestic assignment requires 12 road trips of 200 miles;
  • Each road trip of 200 miles will use 7.94 gallons assuming a 25.2mpg efficiency. www.carbonfund.org;
  • CO2 emitted on a short flight is .185kg/mile. CIPD Annual Survey;
  • CO2 emitted on a long flight is .165kg/mile. CIPD Annual Survey;
  • CO2 emitted on a road trip is 8.87kg/gallon. CIPD Annual Survey;
  • 1 kilogram = .00110231131 short tons.

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