Such brightening has been observed in the exhaust plumes of cargo ships for some time, but Lynn Russell, who ran the experiment, was still surprised by how much brightening the team saw.

尽管货船排放出的废气羽状物以被观察出能使云朵变白，实验人员--琳·拉塞尔仍对实验成果，云朵的白化程度感到惊讶。