David Lindenmayer, a professor of ecology at the Australian National University, says droughts and fires can decimate koala populations.

And that’s why we need to follow through on our efforts to combat climate change. If we don't act boldly, the bill that could come due will be mass migrations, and cities submerged and nations displaced, and food supplies decimated, and conflicts born of despair.

I must not stay to notice the strange fortunes of all the many other quasi-human worlds. I will mention only that in some, though civilization was destroyed in a succession of savage wars, the germ of recovery precariously survived. In one, the agonizing balance of the old and the new seemed to prolong itself indefinitely. In another, where science had advanced too far for the safety of an immature species, man accidentally blew up his planet and his race. In several, the dialectical process of history was broken short by invasion and conquest on the part of inhabitants of another planet. These and other disaster, to be described in due course, decimated the galactic population of worlds.

Iran is technologically inferior to the United States but I'm sure it has the power to decimate the American navy in the Persian Gulf.

The place was decimated.

Native American populations were decimated.

Britain, the greatest empire the world has ever seen, decimated North America's and Australia's native populations.

Fadil's family was decimated.

Our team will decimate yours on the field tomorrow.

The subsequent effects of the attack decimated the tourism industry there.