r) The total trapping of alluvial sediments can result in excessive erosion of river mouths and delta areas and recession of shorelines and even disappearance of islands.
(The total trapping of alluvial sediments; can result; in excessive erosion of river mouths and delta areas and recession of shorelines and even disappearance of islands)
The total trapping of alluvial sediments
can result
in excessive erosion of river mouths and delta areas and recession of shorelines and even disappearance of islands