Coastal Management & Human Impact Crossword

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Across
  1. 5. Warming –The long term rise in Earth’s average temperature due to greenhouse gases.
  2. 7. A solid wall built parallel to the coast to protect land from wave erosion.
  3. 8. Nourishment Adding sand or shingle to a beach to replace material lost to erosion.
  4. 10. Removing fish from the ocean faster than they can reproduce, depleting stocks.
  5. 12. Armour Large boulders placed along the coast to absorb wave energy.
  6. 13. A barrier built at right angles to the coast to trap sediment and build up beaches.
  7. 14. Restoration Planting vegetation or fencing to stabilize sand dunes.
  8. 15. Engineering Approaches that work with natural processes, such as beach nourishment or dune restoration.
Down
  1. 1. Management Strategies to protect and sustainably use coastal zones.
  2. 2. Retreat Allowing certain areas of coast to flood naturally, creating new habitats.
  3. 3. dioxide a greenhouse gas contributing to climate change and ocean acidification.
  4. 4. Acidification The lowering of ocean pH caused by absorption of excess CO₂.
  5. 5. Wire cages filled with rocks, used to absorb wave energy and prevent erosion.
  6. 6. Pollution The accumulation of plastic waste in marine environments, harming wildlife.
  7. 9. Engineering Man made structures like seawalls and groynes built to control coastal processes.
  8. 11. Effect The trapping of heat in Earth’s atmosphere by gases like CO₂.