During the carboniferous period, large swamp forests extended across wet, tropical regions such as north america, eventually forming

tropical rain forests
mountain ranges
vast coal deposits
inland seas

During the Carboniferous period, large swamp forests extended across wet, tropical regions such as North America, eventually forming vast coal deposits and tar pits. One example is the La Brea Tar Pits in southern California.

The answer is c epicenter

Answer erosion,oil spills,pollution,tourism,urban development;