GHG emission status

GHG emissions in 2021

GHG emission per unit revenue

Further analysis of GHG emission per unit revenue shows that GHG emissions in 2021 increased 4.1% compared to the previous year while revenue also increased 49.3%. Hence, GHG emission per unit revenue increased to 0.043 thousand metric tons CO2e/ NT$1 million. For detailed data over the years, please refer to: Appendix ESG performance data – Environment

The Company's scope of business mainly covers that oil-gas industry and power generation industry. Due to the significant differences between the two industries, we separated the oil-gas and olefin (refining) industries, and further analyzed GHG emission per unit revenue. We found that GHG emissions in 2021 increased 3.8% compared to the previous year while revenue increased 52.3% as the economy recovered. Hence, GHG emission per unit revenue decreased to 0.0197 thousand metric tons CO2e/NT$1 million.

Breakdown of GHG emissions in 2021

Breakdown of GHG emissions by source in 2021