Human Impact on Oceans

What is one of the main roles of the oceans in regulating Earth's climate?

• Transferring thermal energy through ocean currents

• Providing emotional support to humans

• Increasing the use of fossil fuels

• Preventing volcanic eruptions

How do oceans contribute to the water cycle?

• By absorbing carbon dioxide

• By evaporating and forming clouds

• By providing habitats for marine life

• By increasing climate change

What is a major consequence of agricultural runoff into the oceans?

• It helps marine plants grow

• It causes ocean currents to stop

• It pollutes the oceans and harms marine life

• It increases the amount of fresh water available

What was the purpose of sinking the ship Thunderbolt off the Florida coast?

• To dispose of waste materials

• To create a manmade reef for marine species

• To increase plastic pollution

• To stop ocean currents

What is a concern related to plastic materials in the ocean?

• They help marine life thrive

• They decompose quickly

• They are harmful to sea life and humans

• They increase the ocean's thermal energy