Human Impact on the Ocean

Is the following an example of a positive or negative impact on the earth's ocean systems?

Artificial reefs placed on the seafloor enhance marine life by creating new reef habitats.

• Positive Human Impact on Ocean Systems

• Negative Human Impacts on Ocean Systems

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NGSS.MS-LS2-4

NGSS.MS-LS2-5

Is the following an example of a positive or negative impact on the earth's ocean systems? Commercial fishing nets often times scrape the seafloor scooping up everything in its path. Dredge fishing destroys habitat and kills bycatch (fish, sharks, and other marine life caught unintentionally).

• Positive Human Impact on Ocean Systems

• Negative Human Impacts on Ocean Systems

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Is the following an example of a positive or negative impact on the earth's ocean systems? Fertilizers from farms runoff into rivers and create dead zones at the mouth of rivers in our world's oceans.

• Positive Human Impact on Ocean Systems

• Negative Human Impacts on Ocean Systems

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Is the following an example of a positive or negative impact on the earth's ocean systems? Fishing regulations create fishing seasons (time of year people are allowed to fish) to allow fish the opportunity to reproduce and increase species population.

• Positive Human Impact on Ocean Systems

• Negative Human Impacts on Ocean Systems

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What can humans do to protect our oceans?

• Ignore plastic waste, promote overfishing, waste water, avoid beach clean-ups

• Increase plastic waste, support unsustainable fishing practices, waste water, avoid beach clean-ups

• Encourage plastic waste, support unsustainable fishing practices, waste water, avoid beach clean-ups

• Reduce plastic waste, support sustainable fishing practices, conserve water, participate in beach clean-ups

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NGSS.MS-LS2-5

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

Which of the following is a direct result of global warming on sea levels?

• Decrease in sea levels due to increased evaporation

• Increase in sea levels due to melting polar ice caps and glaciers

• Decrease in sea levels due to the absorption of more carbon dioxide

• Increase in sea levels due to decreased salinity

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NGSS.MS-ESS2-4

How does the destruction of marine habitats contribute to climate change?

• By increasing the amount of sunlight reflected back into space

• By decreasing the ocean's capacity to absorb carbon dioxide

• By increasing the ocean's salinity

• By reducing the amount of greenhouse gases in the atmosphere

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NGSS.HS-ESS3-5

NGSS.HS-LS2-6

NGSS.HS-ESS2-2

What is the primary cause of the increase in global sea levels?

• Decreased evaporation rates

• Increased precipitation

• Melting of polar ice caps and glaciers

• Increased river runoff

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NGSS.HS-ESS3-5

Is the following an example of a positive or negative impact on the earth's ocean systems? The great pacific garbage patch collects trash from our oceans currents from around the world.

• Positive Human Impact on Ocean Systems

• Negative Human Impacts on Ocean Systems

Is the following an example of a positive or negative impact on the earth's ocean systems?

Recycling trash helps prevent plastic and other unwanted trash from entering our ocean systems.

• Positive Human Impact on Ocean Systems

• Negative Human Impacts on Ocean Systems

Tags

NGSS.MS-ESS3-3