Nature-Based Solutions and Urban Resilience Quiz

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Questions and Answers

What type of ecosystem are mangroves considered to be?

  • Coastal ecosystem of halophytes (correct)
  • Temperate forest ecosystem
  • Desert ecosystem with cacti
  • Tropical rainforest ecosystem

What distinguishes the red mangrove from other species?

  • Tangled, reddish prop roots (correct)
  • Large, broad leaves
  • White flowers
  • Long horizontal roots and pneumatophores

In which type of environment do mangroves thrive?

  • Grasslands
  • Highly dynamic areas such as deltas and coastal environments (correct)
  • Mountainous regions
  • Arctic tundra

How many different species of mangrove trees are found in coastlines across tropical and subtropical latitudes near the Equator?

<p>About 80 (A)</p> Signup and view all the answers

What is the primary cause of destruction to mangrove ecosystems?

<p>Aquaculture expansion (C)</p> Signup and view all the answers

Which mangrove species has no visible aerial roots, but may develop peg roots in oxygen-depleted sediments?

<p>White mangrove (D)</p> Signup and view all the answers

What is the estimated annual global flood protection benefit provided by mangrove forests?

<p>$US65 billion (C)</p> Signup and view all the answers

What is the estimated percentage of global mangrove losses between 2000 and 2016 resulting from land use change?

<p>60% (D)</p> Signup and view all the answers

How much of the human-driven mangrove losses occurred in Southeast Asia?

<p>80% (D)</p> Signup and view all the answers

What do mangrove forests act as for nutrients and sediment?

<p>Filters (D)</p> Signup and view all the answers

What is the primary purpose of planting or sowing mangroves?

<p>Assist or enrich natural regeneration (D)</p> Signup and view all the answers

What is the estimated rate of global mangrove loss each year?

<p>2% (C)</p> Signup and view all the answers

What is the strategic approach to recover tidal influence and recreate conditions for mangrove development?

<p>Restore hydrology (D)</p> Signup and view all the answers

What is the primary method to capture sediment and provide substrate for natural mangrove growth during restoration?

<p>Permeable structures (A)</p> Signup and view all the answers

What is the estimated percentage of global mangrove losses resulting from conversion to aquaculture and agriculture between 2000 and 2016?

<p>60% (D)</p> Signup and view all the answers

What is the estimated potential for restoring many mangrove areas?

<p>Great potential (C)</p> Signup and view all the answers

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