Assessing the Vulnerability of Coastal Wetlands to Climate Change

Description: This quiz is designed to assess your understanding of the vulnerability of coastal wetlands to climate change. It covers various aspects of wetland vulnerability, including sea-level rise, storm surges, saltwater intrusion, and changes in precipitation patterns.
Number of Questions: 15
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Tags: coastal wetlands climate change vulnerability sea-level rise storm surges saltwater intrusion precipitation patterns
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Which of the following is NOT a major factor contributing to the vulnerability of coastal wetlands to climate change?

  1. Sea-level rise

  2. Storm surges

  3. Saltwater intrusion

  4. Drought


Correct Option: D
Explanation:

Drought is not a major factor contributing to the vulnerability of coastal wetlands to climate change. Sea-level rise, storm surges, and saltwater intrusion are all major factors that can lead to the loss of coastal wetlands.

How does sea-level rise affect coastal wetlands?

  1. It inundates wetlands, leading to their loss.

  2. It increases the salinity of wetlands, making them less hospitable to plants and animals.

  3. It erodes wetlands, causing them to retreat inland.

  4. All of the above.


Correct Option: D
Explanation:

Sea-level rise can affect coastal wetlands in a number of ways, including inundation, increased salinity, and erosion. All of these factors can lead to the loss of coastal wetlands.

What are storm surges?

  1. Large waves generated by earthquakes.

  2. Large waves generated by tsunamis.

  3. Large waves generated by hurricanes and other tropical cyclones.

  4. Large waves generated by volcanic eruptions.


Correct Option: C
Explanation:

Storm surges are large waves generated by hurricanes and other tropical cyclones. They can cause extensive damage to coastal areas, including coastal wetlands.

How does saltwater intrusion affect coastal wetlands?

  1. It can kill freshwater plants and animals.

  2. It can increase the salinity of the soil, making it difficult for plants to grow.

  3. It can lead to the loss of wetland habitat.

  4. All of the above.


Correct Option: D
Explanation:

Saltwater intrusion can affect coastal wetlands in a number of ways, including killing freshwater plants and animals, increasing the salinity of the soil, and leading to the loss of wetland habitat.

How can changes in precipitation patterns affect coastal wetlands?

  1. They can lead to droughts, which can stress wetland plants and animals.

  2. They can lead to floods, which can inundate wetlands and damage wetland vegetation.

  3. They can lead to changes in the salinity of wetlands.

  4. All of the above.


Correct Option: D
Explanation:

Changes in precipitation patterns can affect coastal wetlands in a number of ways, including leading to droughts, floods, and changes in salinity. All of these factors can stress wetland plants and animals and lead to the loss of wetland habitat.

Which of the following is NOT a strategy for reducing the vulnerability of coastal wetlands to climate change?

  1. Restoring and protecting coastal wetlands.

  2. Reducing greenhouse gas emissions.

  3. Building seawalls and other hard structures.

  4. Relocating coastal communities away from wetlands.


Correct Option: D
Explanation:

Relocating coastal communities away from wetlands is not a strategy for reducing the vulnerability of coastal wetlands to climate change. It is a strategy for reducing the risk to human communities from coastal hazards, but it does not address the underlying problem of wetland vulnerability.

What is the most important thing that can be done to reduce the vulnerability of coastal wetlands to climate change?

  1. Reduce greenhouse gas emissions.

  2. Restore and protect coastal wetlands.

  3. Build seawalls and other hard structures.

  4. Relocate coastal communities away from wetlands.


Correct Option: A
Explanation:

Reducing greenhouse gas emissions is the most important thing that can be done to reduce the vulnerability of coastal wetlands to climate change. This will help to slow the rate of sea-level rise and reduce the frequency and intensity of storm surges and other coastal hazards.

What is the role of coastal wetlands in mitigating the effects of climate change?

  1. They can help to reduce the impacts of storm surges and flooding.

  2. They can help to filter pollutants from the water.

  3. They can help to sequester carbon dioxide from the atmosphere.

  4. All of the above.


Correct Option: D
Explanation:

Coastal wetlands can help to mitigate the effects of climate change in a number of ways, including reducing the impacts of storm surges and flooding, filtering pollutants from the water, and sequestering carbon dioxide from the atmosphere.

Why are coastal wetlands important?

  1. They provide habitat for a variety of plants and animals.

  2. They help to protect coastal communities from storms and flooding.

  3. They help to filter pollutants from the water.

  4. All of the above.


Correct Option: D
Explanation:

Coastal wetlands are important because they provide habitat for a variety of plants and animals, help to protect coastal communities from storms and flooding, and help to filter pollutants from the water.

What are some of the threats to coastal wetlands?

  1. Sea-level rise

  2. Storm surges

  3. Saltwater intrusion

  4. Pollution

  5. All of the above.


Correct Option: E
Explanation:

Coastal wetlands are threatened by a number of factors, including sea-level rise, storm surges, saltwater intrusion, and pollution.

What can be done to protect coastal wetlands?

  1. Reduce greenhouse gas emissions.

  2. Restore and protect coastal wetlands.

  3. Reduce pollution.

  4. All of the above.


Correct Option: D
Explanation:

To protect coastal wetlands, we need to reduce greenhouse gas emissions, restore and protect coastal wetlands, and reduce pollution.

What is the future of coastal wetlands?

  1. They are likely to be lost due to climate change.

  2. They can be protected and restored.

  3. It is uncertain.

  4. None of the above.


Correct Option: C
Explanation:

The future of coastal wetlands is uncertain. They are likely to be lost due to climate change, but they can also be protected and restored. It is important to take action to reduce greenhouse gas emissions and protect and restore coastal wetlands so that they can continue to provide their many benefits.

What is the role of mangroves in coastal wetlands?

  1. They help to stabilize the shoreline.

  2. They provide habitat for a variety of plants and animals.

  3. They help to filter pollutants from the water.

  4. All of the above.


Correct Option: D
Explanation:

Mangroves play an important role in coastal wetlands by helping to stabilize the shoreline, providing habitat for a variety of plants and animals, and helping to filter pollutants from the water.

What is the role of salt marshes in coastal wetlands?

  1. They help to reduce the impacts of storm surges and flooding.

  2. They provide habitat for a variety of plants and animals.

  3. They help to filter pollutants from the water.

  4. All of the above.


Correct Option: D
Explanation:

Salt marshes play an important role in coastal wetlands by helping to reduce the impacts of storm surges and flooding, providing habitat for a variety of plants and animals, and helping to filter pollutants from the water.

What is the role of seagrasses in coastal wetlands?

  1. They help to stabilize the seabed.

  2. They provide habitat for a variety of plants and animals.

  3. They help to filter pollutants from the water.

  4. All of the above.


Correct Option: D
Explanation:

Seagrasses play an important role in coastal wetlands by helping to stabilize the seabed, providing habitat for a variety of plants and animals, and helping to filter pollutants from the water.

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