Words similar to unsustainable

Example sentences for: unsustainable

How can you use “unsustainable” in a sentence? Here are some example sentences to help you improve your vocabulary:

That is, there is some initial bone-building response by the body to large calcium doses, but it may be a temporary and unsustainable change.
46 The program is fiscally unsustainable in its current form, and growing Medicare spending is expected to drive federal government dissaving over the long run.
"[P]eople and circumstances being what they are, any monopoly of political thought, however valid it may seem, becomes unsustainable," Hilton wrote.
By the late 1980s, diminishing oil revenues, the economic drain from many unprofitable development projects, and population growth made these entitlement programs unsustainable.
Otherwise, the United States would have to police the world alone, which is unsustainable politically (thanks in part to vociferous opposition from many of these same critics), not to mention militarily.