India, March 19 -- Some of the world's most powerful climate-warming emissions are coming from a small number of oil and gas sites, with Turkmenistan leading the list, according to new research.

Satellite data processed by Carbon Mapper and analysed by the Stop Methane Project (SPM) at the University of California, Los Angeles, shows that 15 of the world's top 25 methane emission sites in 2025 from the oil and gas sector were in Turkmenistan.

Other sites across Iran and Venezuela also feature prominently, alongside locations in Texas in the United States and the Sindh region of Pakistan. According to SPM, more than 4,400 methane plumes were observed across 2,489 oil and gas sites globally in 2025.

The "top 25" sites are responsible for...