15 Questions
What is contributing to the degradation of the Great Barrier Reef?
Increasing water temperatures and excessive nutrients from fertilizer runoff
How many species of fish does the Great Barrier Reef house?
1,625 species
What percentage of Australia's natural vegetative cover has been cleared for agriculture or industry?
13%
What are the consequences of vegetation clearing in Australia?
Increased greenhouse gas emissions, soil erosion, and soil salinity
What type of habitat is created when vegetation is cleared?
Edge habitat
What makes farming difficult and fresh water hard to come by in Australia?
Salt deposits in the soil
What are the main contributors to the degradation of the Great Barrier Reef?
Increasing water temperatures and excessive nutrients from fertilizer runoff
What is the impact of vegetation clearing on terrestrial biodiversity?
Overall decrease in terrestrial biodiversity
What has contributed to the discernible increase in water temperature in Oceania?
Climate change
What percentage of the Australian population resides in coastal regions?
85%
What has been the approximate rise in global sea levels in the last century?
15 centimeters
What impact do rising sea levels have on wetlands in Oceania?
Causing the environment to be inhospitable and too saline for certain species
What is the total land area of the continent Oceania?
Over 3 million square miles
What are the primary drivers of the geographical changes affecting Australia and the Pacific Islands?
Human action
What impact has the increased water temperature had on marine life in Oceania?
Massive loss of diversity
Test your knowledge of Oceania's geography and environmental challenges in this quiz. Explore the continent's diverse landmass, including Australia and the Pacific Islands, and learn about the impacts of human-induced geographical changes. Gain insights into the environment, ways of life, and the economy of Oceania through this informative quiz.
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