"Whoa." Unexpected, but really, really good to hear. "That sounds like some amazing work. Is pollution a big problem in your world?"

Because it's not in his, really, except for in certain isolated areas. Most islands just don't have enough people for it to be an issue. But where it is, like around Spider Miles, the trash heaps sure do grow high. He'd never though much about how they might affect the ocean, though, other than there being lots of debris to collide against ships, but it's not pretty to look at.