15 Questions
What is the approximate amount of land in square miles that Oceania collectively has?
Over 3 million
How much have global sea levels risen in the last century?
15 centimeters
What percentage of Australia's population resides in coastal regions?
85%
What is happening to the wetlands due to rising sea levels?
They are becoming flooded with sea water
What is causing the massive loss of diversity in marine life?
Warming water
What is happening to the land in coastal regions?
It is being eroded
What is the main factor driving the geographical changes affecting Oceania?
Human action
What is the primary source of food and industry for many inhabitants of Oceania?
Fish
What is the main cause of the degradation of the Great Barrier Reef?
Fertilizer runoff and increased water temperatures
How many species of fish are found in the Great Barrier Reef?
1,625
What percentage of Australia's natural vegetative cover has been cleared?
13%
What is a result of vegetation clearing in Australia?
Increased greenhouse gas emissions
What type of habitat is created when vegetation is cleared?
Edge habitat
What is a consequence of soil salinity in Australia?
Farming becomes difficult
Which of the following invasive species is mentioned in the text as inhabiting cleared vegetation?
Coral trees
Explore the geographical changes affecting Australia and the Pacific Islands, including rising sea levels and their impacts on the environment, ways of life, and the economy.
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