It would be a problem because it would cause the land in Mexico City to sink.
The cause was a earthquake named The <span>Sumatra–Andaman earthquake </span>
<span>When two continental plates crash into each other, they crumple and fold. The crust is forced up, and mountains form, and earthquakes happen.</span>
<span>
Land plants first, then flowering plants, then spore eating insects.
</span>