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Antarctica - Coggle Diagram
Antarctica
Key Features
Extremely low temperatures
Usually between -30 and -60 degrees celsius.
Dry
Polar desert
Relentless wind
Around 98% ice coverage.
Unique light cycles (24 hours of daylight/night)
Nutrient-poor soils
Nutrient-rich oceans.
Low biodiversity.
Threats
Global warming
Ice melting causes sea levels to rise as the ice is not displaced.
Ocean acidification.
Pollution
Plastic and chemical
Overfishing
Impacts food webs.
There is a potential for future resource exploitation.
Minerals, fossil fuels.
Conservation efforts
Strict fishing regulations
Marine Protected Areas (MPAs) have been established.
Sustainable tourism
Constant research from research stations.
Importance
Helps to regulate Earth's climate
Reflects sunlight back into space
Drives ocean currents that regulate temperatures.
Ice records provide important data of past climates.
Can help predict climate change.
Home to unique wildlife such as whales and penguins.