Climate Change Quiz

What is the main driver of climate change since the 19th century?

• Natural volcanic eruptions

• Human activities

• Changes in solar radiation

• Changes in ocean currents

Which of the following is NOT a direct consequence of climate change?

• Intense droughts

• Decrease in biodiversity

• Frequency of earthquakes

• Rising sea levels

What percentage of the world's fish species are found in the Great Barrier Reef?

• 25%

• 15%

• 5%

• 10%

How many species are currently threatened with extinction according to the IUCN Red List?

• 25,000

• 41,000

• 50,000

• 35,000

What is the main purpose of greenhouse gases in Earth's natural system?

• Create wind patterns

• Form clouds

• Keep the Earth warm by trapping heat

• Produce rain

By how much has the average size of wildlife populations decreased since 1970?

• 53%

• 63%

• 73%

• 83%

What is the approximate annual economic contribution of tourism in the Great Barrier Reef to Australia?

• AU$4 billion

• AU$5 billion

• AU$6 billion

• AU$7 billion

Which of the following is a major contributor to greenhouse gas emissions?

• Wind power generation

• Installation of solar panels

• Combustion of fossil fuels

• Hydroelectric power

How many species of sea turtles can be found in the Great Barrier Reef?

• Four

• Five

• Six

• Seven

What percentage of species listed under the Endangered Species Act have been saved from extinction?

• 85%

• 90%

• 95%

• 99%