EcoWatch: The Aliso Canyon natural gas well blowout, which lasted for months and sickened scores of nearby residents, has been confirmed as the largest methane leak in history.
According to a peer-reviewed study published Thursday in the journal Science, the nearly four-month leak released roughly 100,000 tons of methane--effectively doubling the methane emissions rate of the entire Los Angeles Basin. Southern California Gas Co. said it stopped the leak earlier this month. State Division of Oil, Gas and...