Climate TRACE reported that global greenhouse gas emissions for the month of May 2025 totaled 5.17 billion tons CO2e, representing an increase of 0.36% vs. May 2024.
Total global year-to-date emissions are 25.78 billion tons CO2e. This is 0.04% lower than the previous year-to-date total.
Global methane emissions in May 2025 were 33.99 million tons CH4, an increase of 0.63% vs. May 2024.
Climate TRACE
Key takeaways:
· Climate TRACE’s preliminary estimate of May 2025 emissions in China, the world’s top emitting country, is 1.47 billion tons CO2e, a decrease of 1.18 million tons CO2e or 0.08% vs. May 2024.
· Of the other top five emitting countries, United States emissions increased by 2.68 million tons CO2e, or 0.48% year over year; India emissions increased by 0.23 million tons CO2e, or 0.06% year over year; Russia emissions increased by 0.94 million tons CO2e, or 0.37% year over year; and Indonesia emissions increased by 0.16 million tons CO2e, or 0.11% year over year. In the EU, emissions increased by 1.24 million tons CO2e compared to May 2024, or 0.39%.
Climate TRACE
· Greenhouse gas emissions increased year over year in fossil fuel operations, transportation, and waste, and decreased in manufacturing and power. Fossil fuel operations saw the greatest change in emissions year over year, with emissions increasing by 1.89%. Agriculture emissions were 693.99 million tons CO2e, unchanged vs. May 2024; manufacturing emissions were 918.92 million tons CO2e, a 0.12% decrease vs. May 2024; and transportation emissions were 772.99 million tons CO2e, a 0.81% increase vs. May 2024.
