Question

Which is the most input of waste causing marine pollution?

(a) Pesticides

(b) Pipes directly discharge waste into the sea

(c) Death of aquatic organisms

(d) Climatic conditions

This question was posed to me in examination.

Question is taken from Marine Pollution topic in chapter Environmental Pollution of Energy Management

Answer 1

Correct answer is (b) Pipes directly discharge waste into the sea

To explain: The most obvious input of waste for marine pollution is through pipes directly discharging waste into the sea. Very often, municipal waste and sewage waste from residences and industries in coastal towns are directly discharged into the sea.