How to pronounce “appalachians” in English

And we have a process of mining going on in the east today called "mountaintop removal," where they simply blast the tops off of almost five hundred peaks now, or crests, in theAppalachians, and dump the debris into the surrounding valleys to be able to mine coal that's a few meters under the surface. So humans have become rivals of nature inthe ability to move earth. We have interfered with the hydrological system in dramatic ways. We have dammed every major river in the USA.