A major oil company suppressed internal research showing methane leakage rates 60% higher than EPA estimates, delaying action on climate mitigation by an estimated 8 years.

Submitted by Citizen Journalist May 24, 2026 Estimated range: $50B–$200B

Community Evaluations (4)

Chen Wei $80B–$250B

20-year social cost of methane. Uses EPA latest social cost of carbon update.

Nina Stroeva $20B–$80B

Downstream mitigation cost methodology — narrower scope.

Maria Santos $30B–$120B

Health impacts of delayed methane regulation included.

Daniel Rivers $100B–$400B

Catastrophic tipping point probability weighted. Highest estimate.