GEOLOGY

EARTH SCIENCE

NATURAL HAZARDS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following natural hazards have occurred in Australia in 2020?
A
Flood
B
Fire
C
Biological Hazard
D
All of the above
Explanation: 

Detailed explanation-1: -The 2020 RCNNDA report stated that ‘Australia’s disaster outlook is alarming’, with climate change exacerbating bushfires, extreme rainfall and flooding (p. 68), although the CSIRO has also reported that the implications of climate change for droughts, damaging hail, tropical cyclones and other storms are less clear.

Detailed explanation-2: -Australia regularly battles devastating bushfires across a number of regions during the summer season. The 2019-2020 summer fires resulted in the loss of lives and property with many residents advised to evacuate their homes.

Detailed explanation-3: -Natural disasters in Australia can include heatwaves, bushfires, droughts, floods, severe storms and tropical cyclones, earthquakes, tsunamis and landslides.

Detailed explanation-4: -Extreme Weather (Storms) – Extreme storms are more commonly observed than any other natural hazard in South Australia.

Detailed explanation-5: -Cyclone Mahina 1899. Death toll: 300-400. Cyclone Ada 1970. Death toll: 14. Cyclone Tracy 1974. Death toll: 71. Thredbo Landslide 1997. Death toll: 18. Ash Wednesday Fires 1983. Death toll: 75. Brisbane Flood 1974. Black Saturday Bushfire 2009. Cyclone Debbie 2017. More items •08-Dec-2021

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