GREENHOUSE GAS (GHG) EMISSIONS (Gross in U.S. Tons)
 
 
CO2 CH4 N2O Total GHG Equivalent (C)
 Business Units 2001 2002 2003 2004 2001 2002 2003 2004 2001 2002 2003 2004 2001 2002 2003 2004
 E&P Americas 1,121,022 1,201,115 1,192,690 1,128,848 3,131 3,447 3,151 2,493 N/T N/T N/T N/T 1,186,773 1,273,502 1,258,861 1,181,201
 E&P ENAA 2,430,651 2,699,588 2,905,624 2,389,930 3,893 4,723 5,011 3,121 98 103 98 74 2,542,750 2,830,703 3,041,235 2,478,411
 E&P Global Drilling (A) 70,033 51,221 3,862 289,352 132 6 0 1,054 4 4 1 12 74,045 52,587 4,172 315,206
 E&P West Africa 213,001 1,463,898 898,198 835,324 643 5,091 2,988 2,340 N/T N/T N/T N/T 226,504 1,570,809 960,946 884,464
 Marine (B) 177,935 131,284 N/O N/O 34 26 N/O N/O N/T N/T N/O N/O 178,649 131,830 N/O N/O
 Port Reading 647,805 628,470 659,814 685,422 0 1 3 3 N/T N/T N/T N/T 647,805 628,491 659,877 685,485
 Retail N/T N/T N/T N/T N/T N/T N/T N/T N/T N/T N/T N/T N/T N/T N/T N/T
 Terminals 58,413 64,645 68,480 70,698 0 2 2 2 N/T N/T N/T N/T 58,413 64,687 68,522 70,740
 AHC Grand Total 4,718,824 6,240,221 5,728,668 5,399,574 7,833 13,296 11,155 9,013 102 107 99 86 4,914,939 6,552,609 5,993,613 5,615,507
 Normalized Emissions (D)
 Production/thru’put (mboepy) 347,341 358,307 360,943 339,396
 Adjusted Baseline 4,414,268 4,793,486 5,028,495 4,415,837
 Normalized Rate (tons/mboey) 12.71 13.38 13.93 13.01
 HOVENSA 5,318,424 5,347,042 6,320,740 6,667,866 94 95 123 129 N/T N/T N/T N/T 5,320,398 5,349,037 6,323,323 6,670,575



N/T = Not Tracked
N/O = Not Operated
E&P = Exploration & Production
ENAA = Europe, North Africa & Asia Operations
(A) New Business Unit designation in 2004
(B) Marine Business Divested in September 2002
(C) Total GHG is presented as tons of CO2 equivalent. CO2 = 1 ton, CH4 = 21 tons, N2O = 310 tons
(D) See Normalized Emissions Note for an explanation of baseline emission adjustments
Red # denotes Baseline Emissions Rate