Deforestation results in the harming of the life thriving in the intertidal zones and estuaries. Because denudation inevitable results in silts being transported from the mountains, through the rivers and eventually into the estuariesand intertidal zones, siltation happens.
Coastal pollution poses a threat to intertidal zones. Types of coastal pollution include discarded trash, oil spills, sewage spills, and toxic chemical runoff—all of which can negatively impact intertidal marine life
