Floods are a natural process, but mankind's activities affect flooding. Floods can be caused by a number of processes, but the dominant cause in Australia is rainfall. Climate change may result in more severe flooding. Floods are among the most common natural occurrences on the planet. Australia Flood Map. The flooding that took place between 18 and 24 March has been labelled the worst in Australia for 60 years and necessitated the evacuation of 20,000 people. Causes: Flooding occurs most commonly from heavy rainfall when natural watercourses do not have the capacity to convey excess water. Unfortunately, sometimes they turn disastrous, killing people and destroying property, forcing humans to come up with countermeasures against flooding. Extreme rainfall on the east coast of Australia beginning on 18 March 2021 led to widespread flooding in New South Wales, affecting regions from the North Coast to the Sydney metropolitan area in the south. When floodwaters rise slowly people have time to get ready and escape. Floods are part of Australia's natural ecology, although floods can cause significant damage to infrastructure and loss of life. Thousands of people have been evacuated in New South Wales (NSW), Australia, due to unprecedented flooding. ABC News Australia (2020, February 10) It’s raining ‘hope and money’ for many drought-stricken farmers following multi-day deluge. The sheer magnitude: Previous disasters have typically been isolated to specific regions, while this enormous pattern threatened large chunks of Australia… Some 18,000 people have been evacuated from severe floods across New South Wales (NSW) in Australia, with more heavy rainfall predicted. Some of the causes of floods include the following. ABC News Australia (2020, February 9) Flash flooding warnings as heavy rain pounds NSW coast, thousands without power. ... On January 11, warmer temperatures and elevated winds in the afternoon caused an increase in fire activity in Victoria and southern New South Wales, but fire activity remained much less significant than it was on Friday. The dangers of a flood. The … Dr Johnson said an unusual feature of this month's flood event … More heavy rain is predicted to fall in the region in the coming days. Accessed February 12, 2020. Floods occur at irregular intervals and vary in size, area of extent , and duration. Parts of Australia experience several types of floods, including: The flood drowned 118 people and caused $65 million in damages. However they can also result from other phenomenon’s (particularly in coastal areas) where it can be caused by storm surge, tropical cyclone, a tsunami or high tide. They can move themselves and some of their property to higher ground, or build barriers to keep the water out of their homes. 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