Skip to main content
. 2022 Feb 14;119(9):e2101084119. doi: 10.1073/pnas.2101084119

Table 2.

GHG emissions intensities for LUC, total ethanol, and reference gasoline

kg CO2e/mmBtu g CO2e/MJ % change from gasoline
LUC emissions
 This study, domestic 40.9 38.7
 EPA RIA*, domestic −4.0 −3.8
 EPA RIA*, international 31.8 30.1
 CARB LCFS, combined 20.9 19.8
 GREET, domestic 2.1 2.0
 GREET, international 5.7 5.4
Total ethanol
 RIA* 77.2 73.2 −21.4%
 RIA* + this study 122.1 115.7 24.3%
 LCFS 74.9 71.0 −23.7%
 LCFS + this study 110.4 104.7 12.5%
 GREET 56.6 53.6 −42.4%
 GREET + this study 95.3 90.3 −3.0%
Other
 RIA gasoline* 98.2 93.1 0.0%

*US EPA RIA; projection for 2022 (35).

CARB LCFS; approved values for 2019 (62).

ANL GREET model; default values for 2020 (63).