Amanda was vacationing with her family at the beach on
Cumberland Island. She watched from her hotel room as a
large boat in the ocean used a pipe to remove sediment from
the bottom of the sea floor. The next day, she saw the
sediment being pumped onto the beach.
Select two benefits of the process Amanda saw.
There is an addition of helpful chemicals to the water.
The changes made to the sediment are permanent.
Beaches are better protected against erosion.
Trenches created in the ocean encourage species growth.
Boats are able to travel through waterways more easily.
Additional sand on the beaches protects against hurricanes.