Pollution from fuel oil, petroleum, and any cow farts that may have been onboard.
Clearly we should convert to electric ships no later than 2030 to save the planet, because it's just so gosh darn nice to live in this world.
You should all live on a diet of rabbit food so you can spend an extra ten years here. Just think of the wonders to come. You ain't seen nothin' yet! And you'll miss it all if you eat steak, or anything else that tastes good.
Have a bowl of sliced radishes and some kale instead. And tofu. Don't forget the tofu.
