Table 2.

Social cost of carbon

ScenarioSCC, 2015; 2011$/tCO2Percent of total SCC, %
Both damages31.39
Normal damages only31.2399.6
GIS damages only0.130.4
 Sum of two individual31.36
  • GIS damages are a small percent of the total. These calculations use a 1,000-y time horizon, but using a 2,000-y horizon makes little difference.