"You mean we're just going to leave it there?" the expedition's scientist said.
"Unless you have some extra fuel you've been keeping to yourself, we can't afford to take garbage back with us to Earth. Propulsion doesn't come cheap," the commander replied, at least half of her attention simultaneously devoted to something else.
"But the ecosystem—"
"I don't think rocks and dust counts as an ecosystem, doctor. Not when nothing's living in it. But if it makes you feel any better, someday they'll have the technology to take care of the trash. It's the future's problem."