Coral Reefs - Support Systems and Goods

Caitlyn Grayston
Note by Caitlyn Grayston, updated more than 1 year ago


A-Level Geography (A Level Biodiversity Under Threat) Note on Coral Reefs - Support Systems and Goods, created by Caitlyn Grayston on 05/31/2017.

Resource summary

Page 1

Life Support Systems:Biodiversity: Home to over 25% of all known marine fish 4000 species of reef living fish and 800 species of reef building corals have been identified Shoreline Protection:Buffer coasts from wave erosion and the impact of storms at a lower cost than artificial defencesGreen Lungs:Helps to regulate acidity of water by absorbing carbon dioxideNutrient Cycle:As corals break down and die it provides nutrients and food for other species Recreation:Tourism - generates $5.7 billion to the Australian economy

Page 2

Goods:Food: 20% of animal protein consumed comes from marine environments Coral reefs provide 25% of the total fish catch Reef fisheries feed 1 billion people Medicines:Algae and sponges yield bioactive compounds used by the pharmaceutical industryRaw Materials:Coral reefs can be mined for limestone for constructionKnowledge:Can be used for education and research - ideal habitats because of their shallow water and easy accessibility from the shoreAquarium Trade: Soft corals, sea anenomes, sea horses and small tropical fish can be used for aquarium trade Black coral can be used for jewellery

Show full summary Hide full summary


Using GoConqr to study geography
Sarah Egan
Globalisation Case Studies
Comparing a major flood in an MEDC and an LEDC- CASE STUDY!
Going Global: KEY WORDS
Joanna Griffith
Demographic Transition Model (DTM)
Phoebe Fletcher
Geopolitics of Energy
Phoebe Fletcher
Hard Engineering
The Coastal System
Phoebe Fletcher
Using GoConqr in the geography classroom
Sarah Egan
Factors affecting the energy of rivers
Phoebe Fletcher
The Weimar Republic, 1919-1929