Beach Nourishment and Its Impact

The video discusses the impact of climate change on sandy beaches, highlighting the loss of sand due to rising sea levels and natural disasters. It introduces beach nourishment as a solution, which involves adding sand to eroded beaches. While this practice can protect coastal areas and reduce storm impact, it also poses ecological challenges, affecting local wildlife and ecosystems. The video explores the pros and cons of beach nourishment, emphasizing the need for careful consideration of its environmental impact.

What is the primary reason for the need to add more sand to beaches?

• To increase tourism

• To create more space for beach activities

• To combat erosion caused by rising sea levels

• To enhance the aesthetic appeal of beaches

What is the term used for the process of adding sand to beaches?

• Beach restoration

• Coastal reinforcement

• Beach nourishment

• Sand replenishment

Which natural disaster was mentioned as being mitigated by nourished beaches?

• Hurricane Katrina

• Hurricane Sandy

• Tsunami of 2004

• Typhoon Haiyan

What is a major challenge associated with beach nourishment?

• It requires continuous maintenance

• It is a one-time solution

• It is too expensive to implement

• It is only effective in tropical regions

Why is the type of sand used in beach nourishment important?

• It impacts the speed of sand replenishment

• It determines the cost of the project

• It influences the long-term durability of the beach

• It affects the color of the beach

How does beach nourishment impact marine ecosystems?

• It improves water quality

• It can harm marine organisms by altering their habitat

• It has no impact on marine life

• It enhances biodiversity

What is a potential consequence of taking sand from the ocean floor?

• Increased fish population

• Improved coral growth

• Reduced light for underwater plants

• Enhanced water clarity

What is the ecological dilemma associated with beach nourishment?

• It is too costly to maintain

• It only benefits certain regions

• It may harm the very ecosystems it aims to protect

• It is ineffective against climate change

What is a long-term concern regarding beach nourishment?

• It is not aesthetically pleasing

• It requires frequent reapplication

• It is only suitable for urban beaches

• It permanently alters beach landscapes

What is a potential benefit of nourished beaches after four years?

• They require no further maintenance

• They become more habitable for marine life

• They become immune to erosion

• They attract more tourists