It will warm in any case. The seas will continue to rise. Greenland will continue to melt. If the pattern holds, the next ice age will come in another hundred thousand years. Meanwhile we're using up all kinds of stuff that took many millions of years to produce, or was produced in a unique geological event that took place up to billions of years ago.
Oil is familiar enough.
We put dinosaurs in our gas tanks, literally, every day. Let's talk about more elemental stuff. Although life had be gun in the form of anaerobic bacteria early in the Archean Eon, photosynthetic bacteria did not appear until the middle Archean and were not abundant until the start of the Proterozoic. The bacteria emitted oxygen. The atmosphere changed.