A study by one team of researchers found that two and a half months after that, some of the pollutants had disappeared ​ — devoured, they concluded, by bacteria with a taste for methane.
Kaks ja pool kuud hiljem avastas üks teadlaste töörühm, et osa reostusaineid on kadunud. Uurimistöö näitas, et neid on lagundanud metaani oksüdeerivad bakterid.