1. CO 2 Emission per Primary Energy Consumption Unit : 1,000 Tons-CO 2 /KTOE 1.4 7 2.2 5 1.9 8 2011 (FEB) Year1986198719881989199019911992199319941995199619971998 CO 2 1.471.581.621.661.781.831.872.012.12.142.222.252.19 Year1999200020012002200320042005200620072008200920102011 (FEB) CO 2 2.182.132.112.12.092.112.082.052.042.032.04 1.98 NRE Included in Primary Energy Consumption

2. Unit : Tons-CO 2 /Person 1.1 9 2.4 2 3.3 1 CO 2 Emission per Capita Population from NESDB Year1985198619871988198919901991199219931994199519961997 CO 2 0.80 0.931.031.191.431.571.691.892.092.322.592.66 Year199819992000200120022003200420052006200720082009 2010* CO 2 2.372.42 2.442.582.692.92.962.953.043.063.123.31 *Preliminary

3. Unit : Tons-CO 2 /Million Bath 34.8 4 52.8 6 48.3 7 CO 2 Emission per GDP Year1985198619871988198919901991199219931994199519961997 CO 2 34.8433.2336.2036.0437.6741.0242.0342.4844.2745.6346.8149.9352.42 Year1998199920002001200220032004200520062007200820092010 CO 2 52.8652.1550.1049.9350.5049.5850.7949.8947.6347.0646.5548.9048.37 2010

4. 0.4 91 CO 2 Emission per kWh Unit : kg-CO 2 /kWh 0.6 56 0.5 62 Year1986198719881989199019911992199319941995199619971998 CO 2 0.4910.5690.560.5470.6290.6850.6570.640.6330.6090.6480.6560.636 Year1999200020012002200320042005200620072008200920102011 (FEB) CO 2 0.6450.6340.6040.5870.5730.5810.570.5710.5720.5750.5660.5630.562 2011(FEB)

5. CO 2 Emission in Power Generation Year 198719881,98919901,9911,992199319941995199619971998 Oil 1.84 2.52 3.78 8.10 9.90 11.63 14.09 16.06 17.62 19.19 16.43 14.00 Coal/Lignite 6.60 6.23 7.15 10.44 12.53 13.13 12.14 12.85 14.37 17.51 19.27 16.53 NG 8.06 9.63 9.84 9.62 12.32 13.04 14.73 16.65 17.03 20.20 25.54 27.45 Year 199920002001200220032004200520062007200820092010 Oil 12.02 7.56 2.37 2.14 2.30 5.58 6.49 6.33 2.95 1.21 1.03 0.99 Coal/Lignite 17.40 20.32 22.57 21.98 21.92 23.04 22.77 26.72 31.28 32.38 31.22 33.16 NG 30.24 34.53 37.80 41.15 43.66 45.49 47.64 47.98 49.85 51.64 51.76 57.99 Oil Coal/Lignite NG Unit : Million Tons-CO 2

6. CO 2 Emission in Transport Year 198719881,98919901,9911,992199319941995199619971998 Oil 18.0921.0525.228.3528.9830.9136.5340.9448.2152.7155.2446.74 Year 199920002001200220032004200520062007200820092010 Oil 46.8945.5646.5349.2452.9756.4857.3854.6055.0750.8852.8457.07 Oil Unit : Million Tons-CO 2

7. Year 198719881,98919901,9911,992199319941995199619971998 Oil 5.46 5.68 6.78 7.93 8.65 10.40 11.26 11.97 13.51 14.28 12.91 11.69 Coal/Lignite 2.94 3.59 4.82 6.16 6.90 7.66 10.97 13.82 15.97 19.27 18.76 14.11 NG 0.10 0.15 0.20 0.37 0.52 0.72 0.87 1.14 1.55 1.66 2.05 1.95 Year 199920002001200220032004200520062007200820092010 Oil 11.87 12.63 12.34 12.86 12.87 13.24 11.41 10.06 9.54 8.88 8.007.92 Coal/Lignite 14.97 12.78 14.24 17.27 17.98 21.73 25.57 24.59 26.35 29.78 31.1832.37 NG 2.61 3.86 3.76 4.22 4.62 5.35 5.62 6.41 7.88 9.34 11.2614.00 CO 2 Emission in Industry Unit : Million Tons-CO 2 Oil Coal/Lignite NG

8. CO 2 Emission in Other Sectors Year 198719881,98919901,9911,992199319941995199619971998 Oil 6.777.368.158.848.979.488.799.459.4410.7410.8612.88 Year 199920002001200220032004200520062007200820092010 Oil 13.7713.5013.8414.6115.5916.3715.4716.2217.0217.4418.16 18.82 Unit : Million Tons-CO 2 Oil