For the third time this year, Sydney has been hit by major floods. When doing so, please reference. Climatology and Geophysics Agency BMKG said the great flood that hit Jakarta in early 2020 was "one of the most extreme rain events" since . There is no evidence to prove cloud seeding affected the flood. A 2016 news clip was associated with the recent floods in Australia. A rain-enhancing process known as cloud seeding caused historic flooding in Tasmania, Australia, in 2016 and along Australias southeastern coast this year. >$379 million (2022 USD) [1] Heavy flooding broke out in the Central Coast and Sydney areas of New South Wales, Australia, beginning in early July 2022. Dr. Zou: The cloud seeding materials used today have been around for many decades. On the other hand, I am also dedicated to the scale up of the production, reduce the cost, and the application of the materials. An amusement ride is seen inundated by floodwaters in Sydney. [4] [5] The floods' damage was significant because rain fell on . James Bartolo, a prominent former Melbourne anti-lockdown activist and Covid denier, promoted the bizarre, false explanation on his Facebook page. Our recent flights over flooded areas of NSW and QLD are in response to the floods," a statement on the Handel Aviation website reads. In it, the newsreader reports on concerns by Tasmanian residents that the region's worst floods in 40 years could have been linked to cloud seeding. We are no longer accepting comments on this article. It has been used in Australia intermittently since 1947. Compared with the floods of 2011, Khan says this is about 50% more water into the dam in about half of the time. A pilot from Handel Aviation in Cessna 210N Centurion VH-JIL did a breakfast time cloud seeding run over Lismore South & Ballina today while sightseeing the massive flood below him, the post claimed without evidence, adding the names and contact information of employees at the company. First published on April 8, 2022 / 6:52 AM. Pictured: Homes inundated by floodwater in Lismore, NSW, James Bartolo (pictured) is a former bodybuilder who promotes a range of bizarre conspiracies. So far, there are no reports of cloud seeding or floods in Tasmania in 2022. Laurel: In the past, one of the challenges scientists encountered when researching cloud seeding was the lack of a simulation environment. concerns about cloud seeding were raised in relation to the 2022 Lismore and South-East Queensland floods. In the 1950s, another scientist named Bernard Vonnegut proposed his cloud seeding idea in which he noted that clouds need other particles like bacteria or algae to produce precipitation. (Audience submitted: David Bradley)"The extent to which cloud seeding has exaggerated the flood is still . After cloud seeding activities were carried out to bring precipitation, some parts of China's Chongqing welcomed long-awaited rains recently, but experts warned that the city and the region should prepare for possible flooding and landslides. What are you working on now, and what are you thinking about next? But conspiracy theorists aren't buying it. Hydro Tasmania (HT)s cloud seeding activities on 5 June had no impact on precipitation, with this conclusion having a solid scientific basis, stated the June 2017 independent parliamentary, Hydro Tasmania also denied that its flights were to blame and said in a, shows the operation had no measurable impact on rainfall on that day., Sarah Tessendorf, a project scientist at the Colorado-based. Why are you interested in this type of research? Laurel: Could you describe that weather chamber that you used in your experiments? Here are the tales of two unsuccessful Queensland rainmaking experiments -Brisbane, 1882 Advertisement, The Brisbane Courier, January 31, 1882In January . It was a wall of water. Some areas that flow into the river have had 300mm of rain in just six hours. 27 Jul 2022, 11:08 AM UTC Cloud seeding in Australia. 2023 BBC. According to Snowy Hydro, their Cloud Seeding Program increases precipitation by an average of 14 percent. If you continue to get this message, We designed and fabricated a porous nanocomposite of 3D reduced graphite oxide and silica dioxide nanoparticles. Question is why?' About as much as eight months' worth of rain has come down in just four days, bringing parts of Australia's largest city to a standstill. They vary in size. Some conspiracy theorists have been sharing a 2016 news report from the Australian TV network 7News - which has now been watched thousands of times. UAE Research Program for Rain Enhancement Science, New UAE cloud seeding test in Texas shows 'promising results', Roomba testers feel misled after intimate images ended up on Facebook, How Rust went from a side project to the worlds most-loved programming language. As the rain falls, the Brisbane River hits moderate flood levels. As well as the rising river levels, the amount of rain falling locally causes flash floods all across the city and its outer suburbs as creeks swell, inundating areas that escaped the 2011 floods. Siems, a professor who leads a Monash University team studying clouds and precipitation, said the practice is not conducted in the Northern Rivers region and it cannot cause flooding. Is that correct? At least 3,600 homes are flooded in Gympie. The silver iodide causes water droplets in the clouds to form ice crystals that become heavier and fall faster, releasing precipitation. There's no evidence to suggest it played a role in the 2022 floods in southeastern Australia, either. "Cloud seeding aims to enhance the amount of rain falling from rain-bearing clouds," Mr McNamara said. Trials in Tasmania were also successful and since the 1960s, Hydro Tasmania has continued cloud seeding over the state. The condensation nuclei that give birth to clouds are extremely small, measuring around two micrometres, which is about 1/100th the size of a single cloud droplet. We were founded in 1899 at the Massachusetts Institute of Technology, and you can find us in print on the web and at events each year around the world. The BBC is not responsible for the content of external sites. Dr. Zou: Yes. On social media, they blame the extreme rainfall on "cloud seeding" and "weather manipulation". Everything from wind speed, air movement and updraft, or a current of rising air, can affect a storms strength, Tessendorf said. Do you have a story for me? Figure 1: The area which is primarily targeted for increased precipitation from cloud seeding operations is shown in red (approximately 2110 km). Nobody has ever seen this amount of rain in such a short period of time over our south-east catchment, says the Queensland premier, Annastacia Palaszczuk. An atmospheric research expert told The Associated Press that cloud seeding would not change the dynamics of a cloud enough to cause massive flooding. That aircraft was capturing images of the flood damage at the time, according to the statement. Compared to the current flood, the factor is almost threefold. Sydney An Australian aviation company says it has received more than 100 threats following an online conspiracy theory that its pilots unleashed a flooding disaster by cloud seeding. So we can use them as input to develop one-dimensional and three-dimensional modeling of precipitation enhancement caused by cloud seeding, and the results prove quite successful. 2022. "We don't have a co-ordinated effort to change the weather, because it's just physically and financially unfeasible," says Dr Gilbert, who adds that even if cloud seeding played a role, it would have "an absolutely minuscule effect.". Water vapour gathers around the particles and eventually falls as precipitation. And two Middle East rivals - the United . Source: Snowy Hydro. ', Pictured: Military vehicles move through Lismore, NSW, with much of town now underwater, James Bartolo (pictured)says the weather event is 'not natural' and created by the government. Snowy Hydro's Cloud Seeding Program boasts that it has been able to increase rain or snow by 14 percent over the colder months. Seeding clouds as a way to change weather began its history as a serious science during WWII, originally as a way to interrupt severe storms or to produce rain and snow. Laurel: Dr. Zou, thank you so much for being with us here on the Business Lab. What could be the reason behind mass flooding down the east coast of Australia? Recent social media posts claim that the 2022 floods in Australia were caused or exacerbated due to cloud seeding. Thanks for listening. Pictured: Local resident inspects floodwater in her street on March 31, 2022 in Lismore, NSW, Pictured: Debris from flood-damaged homes piles up in Lismore, NSW, Tuesday, March 29, 2022, Conspiracy theorist James Bartolo (pictured) claimsAustralia's east coast are part of a 'government weather warfare attack'. Showers and #thunderstorms will develop across eastern and central #Vic and parts of northern #Tas on Wednesday, continuing across the region until the weekend extending into eastern #SA and western Vic as well.Latest forecasts: https://t.co/EGP9Qynjs3 pic.twitter.com/4dZwkN8TKM. The flooding in October 2022 is the latest in a series of major floods to affect eastern Australia since unusually wet conditions began in early 2021. "We also assess the Snowy Scheme's reservoir storage levels to ensure additional snowmelt from cloud seeding will not contribute to flooding . 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