Cruise Ship Cruise Ship Environmental Regulations

Question 1

Under MARPOL Annex VI, what are Emission Control Areas (ECAs) designed to limit?

Accepted Answer

Sulfur oxide (SOx) and nitrogen oxide (NOx) emissions from ship exhausts

Answer

Carbon dioxide emissions from cruise ship engines

Answer

Noise pollution from cruise ships near coastal areas

Answer

Light pollution from cruise ships at night

Question 2

What does 'graywater' refer to on a cruise ship?

Accepted Answer

Wastewater from sinks, showers, laundry, and galleys (excluding toilet waste)

Answer

Seawater used for ballast purposes

Answer

Recycled rainwater collected from decks

Answer

Filtered seawater used in swimming pools

Question 3

MARPOL Annex IV prohibits cruise ships from discharging sewage (blackwater) within how many nautical miles of shore without treatment?

Accepted Answer

12 nautical miles

Answer

3 nautical miles

Answer

6 nautical miles

Answer

50 nautical miles

Question 4

What is an 'Exhaust Gas Cleaning System (scrubber)' used for on a cruise ship?

Accepted Answer

Removing sulfur from exhaust gases to comply with low-sulfur emission regulations

Answer

Cleaning engine room air for crew breathing

Answer

Filtering seawater intake for engine cooling

Answer

Removing odors from passenger cabin ventilation systems

Question 5

Which international convention governs the prevention of pollution from ships?

Accepted Answer

MARPOL

Answer

SOLAS

Answer

STCW

Answer

MLC

Question 6

What is a 'ballast water management system' designed to prevent on cruise ships?

Accepted Answer

Introduction of invasive marine species into new ecosystems through ballast water exchange

Answer

Corrosion of ballast tanks from salt water

Answer

Excess water weight during storms

Answer

Contamination of onboard fresh water supplies