Changi Airport

Changi Airport's latest reported emissions for 2025 were approximately 1.34 billion kg CO2e. This total includes about 2.8 million kg CO2e from Scope 1 emissions, 160.4 million kg CO2e from Scope 2 emissions, and 1.18 billion kg CO2e from Scope 3 emissions.

In 2024, Changi Airport's total emissions were approximately 1.21 billion kg CO2e, comprising around 1.21 billion kg CO2e each for Scope 1, Scope 2, and Scope 3 emissions. For 2023, total emissions were about 966 million kg CO2e, with Scope 1, Scope 2, and Scope 3 emissions each reported at approximately 966 million kg CO2e. In 2022, total emissions were roughly 587 million kg CO2e, with Scope 1, Scope 2, and Scope 3 emissions each around 587 million kg CO2e. For 2021, total emissions were approximately 431 million kg CO2e, with Scope 1, Scope 2, and Scope 3 emissions each reported at about 431 million kg CO2e. In 2020, total emissions were approximately 1.36 billion kg CO2e, including about 136 million kg CO2e each for Scope 1, Scope 2, and Scope 3 emissions.

For 2019, the total emissions were about 1.41 billion kg CO2e, with Scope 1 emissions around 1.41 million kg CO2e, Scope 2 emissions about 191.22 million kg CO2e, and Scope 3 emissions approximately 1.21 billion kg CO2e. In 2018, Changi Airport reported Scope 1 emissions of approximately 965,106 kg CO2e and Scope 2 emissions of around 159.89 million kg CO2e. In 2017, Scope 1 emissions were about 978,810 kg CO2e and Scope 2 emissions were approximately 162.16 million kg CO2e. For 2016, Scope 1 emissions were roughly 650,488 kg CO2e and Scope 2 emissions were about 161.97 million kg CO2e.

Changi Airport does not have publicly available emission reduction targets for its operations.