The marcellus shale, which is found at the northern end of the appalachian mountains, was formed during the devonian period. the appalachian mountains did not exist during the devonian period. what did that area look like during the devonian?

Answer: the philippines has suffered from an inexhaustible number of deadly typhoons, earthquakes, volcano eruptions and other natural disasters. this is due to its location along the ring of fire, or typhoon belt – a large pacific ocean region where many of earth's volcanic eruptions and earthquakes occur.

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The name may be in importnce  to them