the ocean 's delicate coral reefs are affected by changes caused by humans. to illustrate ,dumping waste product and garbage in the sea result in changes in the natural environment due to the change the ocean becomes polluted and as a conquences coral reefs are damaged when the ocean become extensively polluted coral reefs die. Cause. Effect
Answer:
Cause: Dumping waste products and garbage in the sea.
Effect: Changes in the natural environment due to pollution.
Consequence: Damage to delicate coral reefs, leading to their death.