The image is the first in a series of exclusive observations Bloomberg Green will publish during COP27 from emissions monitoring firm GHGSat Inc.The detection highlights the rapidly expanding ability of satellites to identify and track methane almost anywhere in the world that is driving a new era of climate transparency in which greenhouse gases will be quantified and attributed in near real-time to individual assets and companies.PetroChina, which operates the Daqing oil field, didn’t immediately respond to an email seeking comment on Sunday outside of regular business hours.China is the world’s largest coal miner, the fourth-biggest producer of natural gas and ranks sixth in terms of crude output.US non-profit Environmental Defense Fund plans to launch its MethaneSAT in 2023 and a consortium including Carbon Mapper, the State of California, NASA’s Jet Propulsion Laboratory and Planet Labs expects to launch two satellites next year."