>$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. 'The Gold Coast and surrounds is currently under a government weather warfare attack,' he told his army of devoted followers. As a result, flooding this time has been much more extensive from small creeks and large rivers, he says. We know the oceans are getting warmer and that puts more moisture in the atmosphere, and a warmer atmosphere can hold more moisture.. For more information about us and the show, please check out our website at technologyreview.com. You took this on as part of your research. Try refreshing this page and updating them one But there is no evidence to suggest cloud seeding has anything to do with the current rainfall in Sydney. 4m ago. The U.S. has a long history of cloud seeding, and gained a lot of attention in October of 1947 when it cloud seeded a hurricane. Through a reverse image search, we found that 7News Melbourne posted the original broadcast on their Facebook page on June 10, 2016, with the caption: "Residents in southern Tasmania want to know why cloud seeding was conducted the day before severe flooding hit the region." Australian Broadcasting Corporation (ABC News) quoted the Department of Premier and Cabinet's report on the flood in 2018. James Bartolo, a prominent former Melbourne anti-lockdown activist and Covid denier, promoted the bizarre, false explanation on his Facebook page. The innovation of my project is the characteristics data we obtained from the experiment. To better understand the icons, colours and weather terms used throughout Weatherzone, please check the legend and glossary. There is no evidence to back up such theories, but this hasn't prevented falsehoods from reaching thousands of people online. Compared with the floods of 2011, Khan says this is about 50% more water into the dam in about half of the time. According to Domensino, some 611.6mm of rain fell on the city between 9am Friday and 6pm Sunday the highest three-day total in records dating back to 1840. "The first stage of the project - an intensive data collection research component to improve the knowledge of cloud science in South-east Queensland, as well as a trial seeding component - commenced this week. Read about our approach to external linking. "They needed a shoulder to cry on and hear their story. We wont run out of key ingredients for climate action, but mining comes with social and environmental ramifications. Laurel: Your research focuses on the cloud seeding material itself, specifically the nanomaterials as you mentioned, which is a more effective tool in generating rain from existing clouds. Cloud condensation nuclei can be introduced into the atmosphere naturally or artificially. FILE - Buildings are surrounded by flood waters in Londonderry on the outskirts of Sydney, Australia, Thursday, March 3, 2022. For one of the planes, only the nose and part of the propeller are visible, and the photograph appears to have been . Handel Aviation posted a statement in response calling the claims misinformation and denying that it conducts cloud seeding flights, stating that it only operates an aerial photography aircraft. 'Surprisingly, they have talked about cloud seeding and weather manipulation on the mainstream media so it's coming from multiple sources now. Others pointed to terms used in media coverage as proof the floods were part of an 'attack' and not natural. The claims circulating online led to more than 100 threats being sent to Handel Aviation, despite it explaining the purpose of the flights on the contact page of the company's website. Pictured: Large parts of Lismore in NSW are completely underwater after record rainfall, Hundreds replied to the post with messages claiming 'the government' is using experimental technology to carry out 'cloud seeding'. The analysis, which was also supported by the governments independent review, found that based on data collected by the aircrafts instruments and data from the Bureau of Meteorology, the cloud being seeded was already precipitating and contained significant amounts of ice, so efforts to initiate additional precipitation had no effect. Not since Charlemagne was crowned . Some areas that flow into the river have had 300mm of rain in just six hours. The key factors of a successful cloud seeding operation include, first, identifying the suitable cloud for seeding. 2022. Our recent flights over flooded areas of NSW and QLD are in response to the floods," a statement on the Handel Aviation website reads. Social Credit? We are no longer accepting comments on this article. This is done by firing small particles (usually silver iodide) into clouds . An independent investigation sought by Tasmanias parliament into the causes of the 2016 flooding found that cloud seeding, a process aimed at increasing precipitation, had no impact on the severe weather. Handel Aviation operator Mark Handel told AFP on Thursday that the company does not seed clouds. Both those waterways flow freely into the Brisbane River below Wivenhoe, which is filling at an incredible rate. But a probe by the Tasmanian government into the 2016 flooding has since been completed, and investigators and expert atmospheric scientists found that cloud seeding by Hydro Tasmania, a government-owned generator of renewable energy, did not contribute to or worsen the heavy rains. Given climate change is a background to all weather events, its hard to say that it does not play a role, he says. The flight path of the Handel Aviation aircraft VH-JIL criss-crossing over flooded areas was also shared online by Australian fashion designer Alice McCall alongside claims it was dropping chemicals to "activate rain.". more time. An atmospheric research expert told The Associated Press that cloud seeding would not change the dynamics of a cloud enough to cause massive flooding' (https://bit.ly/3NwnqJq). They remain as vapors in the air and move higher and further. Silver iodide is an ice-forming agent, which causes supercooled water droplets to freeze in the clouds. The BBC censored the crowd booing Boris Johnson at the Queens Platinum Jubilee celebrations. So how did it come about, and how does it compare to the 2011 Brisbane disaster? Mass Floods and Australia's High-Speed Rail. Since the 1940s, scientists have studied ways to increase rainfall with the goal of increasing precipitation in arid and semi-arid climates. March 28, 2022. . It can enhance precipitation in areas experiencing drought, among other uses. Pictured: Local residents wade through floodwater in Lismore, NSW. Mar 27, 2022 Cloud Seeding, . However, both are far overshadowed by the disaster of 1804, whose water discharge, with a peak discharge of about 1,200 m3/s, was twice as massive as the 1910 event. This show is available wherever you get your podcasts. Information supplied by Weatherzone based on data provided by the Bureau of Meteorology (BOM), Copyright 2023 Weatherzone | v6.5.8 (b498), Note to media: You are welcome to republish text from the above news article as direct quotes from Weatherzone. TOTT News March 8, 2022. Handel said he tasked his operations manager, Anthony Berko, with responding to each email and calling people who provided their phone numbers. Another added: 'Absolutely nothing natural about the rainfall in the past 5 months. Dr. Zou: The cloud seeding materials used today have been around for many decades. We can do a spectrum analysis and to find out their vapor condensation, the droplet formation, and the size and the number of the droplets. [2] [3] Around 85,000 people were displaced by the flooding or requested to leave their homes by authorities. The tiny vapors rise into the atmosphere without condensation nuclei, which are small particles. It was not written by MIT Technology Reviews editorial staff. Laurel: Back to your technology, you filed a patent on the cloud seeding material itself. At Gympie, 200km north of Brisbane, a flood warning is issued for the Mary River. On March 30, 2022, BBC News reported that thousands of people had to evacuate their homes due to a severe flood on the east coast of Australia. 2023 ACC TOURNAMENT SEEDING AS OF FEB. 26. As floods devastated Australia's east coast, social media posts accused a pilot of causing the disaster through cloud seeding, a weather modification technique that involves dropping a rain-inducing chemical into clouds. Cloud seeding experiments began in Australia during 1947 after American scientists made the discovery in 1946. Singapore should also build more drainage canals to effectively reduce the occurrence of . Large areas of south-east Queensland are placed under a warning for intense rainfall and thunderstorms that will cause flooding. A decades old idea, with todays innovation, might be the answer to help drought-stricken countries and to fight climate change. You can find out more about Snowy Hydros cloud seeding operations here. Silver iodide helps rain drops and ice crystals grow larger and increases the amount of rain and snow that can fall from clouds. The conventional cloud seeding material can only be activated at a very high relative humidity in atmosphere in the cloud, such as greater than 75% relative humidity. Conspiracy theorists spread the false claims on social media after weeks of torrential rains led to deadly east coast floods over the past two months, engulfing homes and sweeping cars from the roads. Theres a small one, a medium one, and a large one. Covid origin likely China lab incident - FBI chief. Because the coated nanolayers are more hydrophilic and porous, the water can be absorbed easily and increase the local relative humidity of the crystals and increase the probability of forming water droplets. It's obvious when viewed on the radar.'. Usually, silver iodide particles are used. Of these four experiments, the Snowy Mountains saw statistically significant increases in rainfall during the experiment. I used an eight cubic meter chamber with controlled humidity and temperature. As Brisbane starts a long and costly clean-up, hundreds of cars are stuck on the main M1 highway to the south. Most commonly used to increase precipitation as a drought management technique, cloud . 2023 BBC. 7.4 Cloud seeding from a plane uses silver iodide burners, dry ice pellets or hygroscopic flares. Twitter users are sharing a clip from a 2016 news broadcast about flooding in Tasmania to claim it proves that cloud seeding provoked the heavy rainfall. The photograph shows two Royal Australian Air Force (RAAF) DC-3 planes flying above some cumulus clouds. Hydro Tasmania also denied that its flights were to blame and said in a statement that an analysis shows the operation had no measurable impact on rainfall on that day.. This is done by firing small particles (usually silver iodide) into clouds . Mr Bartolo moved to the Gold Coast in November 2020 after he was charged with incitement for organising illegal protests during Melbourne's lockdown. Cloud seeding gives these clouds a lot more ice crystals (or cloud nuclei). Its no wonder then that several 'cloud seeding' (rain-making) experiments have been conducted in Australia. Many of the accounts seen by the BBC posting this type of content have also shared other conspiracy theories involving global warming, Covid vaccines, and the Moon landings. Trains are cancelled, bus services limited, the main Bruce Highway is closed at multiple locations and 51,000 people are without power. in response calling the claims misinformation and denying that it conducts cloud seeding flights, stating that it only operates an aerial photography aircraft. Laurel: That was Dr. Linda Zou, a professor of civil and environmental engineering at Khalifa University of Science and Technology, who I spoke with from Cambridge, Massachusetts, the home of MIT and MIT Technology Review, overlooking the Charles River. reach out to us at Conspiracy theorists have claimedthe floods devastating Australia's east coast are part of a 'government weather warfare attack'. 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. Learn more about fact-checking at AP. In the U.S., studies have found a few percentage points of increase in precipitation. Commonly called "chemtrails" this "cloud seeding" is picking up in pace. The unsubstantiated claims have been spreading at a concerning rate on social media, with thousands seemingly convinced the record rain in northern NSW and Queensland are a 'man made' phenomenon. The first three months of 2022 brought a year's worth of rain to Sydney. Four police officers knocked down the former bodybuilder's door when he refused to open it, claiming they didn't have authorisation to be on the property. Queensland Premier Annastacia Palaszczuk has expressed her concern over the impact of the floods as the state is inundated by rain. 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. We will revisit our evidence and verdict and conduct additional research to verify new information. 3 January 2020. Water that seeps deep into the soil can influence groundwater levels for months. NSW's Snowy Mountains region. The technique has been around for decades. Cloud seeding is a real thing. Pilots get "really violent" threats after online rumors wrongly pin devastating floods on cloud seeding. A planned factory marks a major milestone in the US for new batteries that enable lower-cost, longer-lasting EVs. They say it's all part of a government plan to "weaponise" the weather against its own people - a popular conspiracy trope that has been around for years. "These aerial captures are commissioned after major weather catastrophes and natural disasters, including following the recent east coast flooding," the NearMap spokesman said. The aerial images were commissioned after the flooding and were used to document the impact of the disaster on property and infrastructure, for government agencies, emergency services, insurance groups and others, according to the statement. This is done by firing small particles (usually silver iodide) into clouds. It involves manipulating existing clouds to try and help them produce more rain or snow. Cloud seeding aims to protect flood-hit Jakarta. An atmospheric research expert told The Associated Press that cloud seeding would not change the dynamics of a cloud enough to cause massive flooding. One reason for the wetness is likely La Nia, which for the first time this century has returned for three consecutive years. Dr. Zou leads a groundbreaking research project using nanotechnology to develop cloud seeding materials. Cloud seeding involves adding small particles into existing clouds to help them grow. "Those numbers tell us that this is an inexpensive way to help add water to the system. A team of pilots is conducting an investigation by releasing the seeding materials and in real time capturing and analyzing them. Cloud seeding experiments began in Australia in 1947, shortly after the classic experiments of Schaefer (1946) in America showing that pellets of dry ice could rapidly glaciate a laboratory cloud. There are scenes of devastation in low-lying suburbs, along creeks, and in the river itself where pontoons break free and ferry terminals are littered with smashed boats and debris. In just four days, the equivalent of eight months' worth of rain fell, paralysing certain areas of Australia's largest city. How do those compare to cloud seeding materials? On the other hand, cloud seeding practice is to release artificial seeding materials as nuclei to initiate the water vapor in the cloud to condense into droplets and promote the formation of large droplets until they grow big enough to fall as rain. A look at aerial and ground-based cloud seeding techniques. The pilot's aviation company said it was conducting aerial surveys for a . Welcome, Dr. Zou. Top Stories. Do not sell or share my personal information. This podcast episode was produced by Insights, the custom content arm of MIT Technology Review. The map above depicts shallow groundwater storage in Australia from November 11-14, 2022, as measured by the Gravity Recovery and Climate Experiment Follow-On (GRACE-FO) satellites. In the open environment, it's more challenging. On social media, they blame the extreme rainfall on "cloud seeding" and "weather manipulation". A subtropical climate naturally suited to big rain events and a city and suburbs built beside rivers and creeks in front of mountain ranges. Climatology and Geophysics Agency BMKG said the great flood that hit Jakarta in early 2020 was "one of the most extreme rain events" since . This is part of APs effort to address widely shared misinformation, including work with outside companies and organizations to add factual context to misleading content that is circulating online. 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. ', 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. We dont have that technology, she said. Why Is the Government Cloud Seeding in NSW's Over the Areas That Have Just Been Ravaged by Floods? Cloud seeding, first developed in the 1940s, involves spraying fine particles of silver iodide and dry ice into a cloud system. This podcast is produced in partnership with the UAE Pavilion Expo 2020 Dubai. This salt vapor then will recondense as very small particles. After extensive testing, the CSIRO has determined that cloud seeding is unlikely to be effective in much of Australia. Posts shared online alleged aerial survey pilots from Handel Aviation caused a second deluge in the flood-ravaged New South Wales town of Lismore on March 31 by cloud seeding dispersing a substance into the clouds to prompt rain. upcoming events, and more. 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. In Australia, cloud seeding is used in some areas to increase surface water runoff for use in the production of hydropower. Business owners in central Gympie scramble to get stock out of their stores and residents prepare to evacuate. We call them UAEREP [United Arab Emirates Research Program for Rain Enhancement Science]. "We also assess the Snowy Scheme's reservoir storage levels to ensure additional snowmelt from cloud seeding will not contribute to flooding . Read about our approach to external linking. And two Middle East rivals - the United . Everything from wind speed, air movement and updraft, or a current of rising air, can affect a storms strength, Tessendorf said. Dr. Zou: In the natural water cycle on the earth, the sun irradiates on the surface of our planet and the water on the surface is evaporated by the heat as the vapors. This data describing my new seeding materials property and their interactions in atmosphere. - Ukraine - Cloud Seeding (Weather & Flooding) - Testing on Oz Military personnel - Publicly Funded Private Dams - Australian Children Saved from Paedophile Ring - Governor General - Joe Biden - Pfizer - Reserve Bank - Clinton Foundation - Canberra Rallies. It never developed in . Dr. Zou's research interests include applying nanotechnology and membrane science to the development of low energy and high efficiency novel desalination and water purification solutions. 2. Some of the natural sources include bushfires, volcanoes and dust storms, while artificial sources of condensation nuclei include industry emissions and cloud seeding operations. However, Dr. Zou explains, The cloud-seeding materials used today have been around for many decades. Under NSW legislation, Snowy Hydro can only cloud seed when precipitation is likely to fall as snow to elevations below 1,400 metres. Recent social media posts claim that the 2022 floods in Australia were caused or exacerbated due to cloud seeding. 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. The flight lasted an hour and 34 minutes over the Upper Derwent catchment, targeting Lake Echo. Laurel: Although cloud seeding has been around for decades, how does today's technology move it toward a greater success rate? The aim is to get other innovative projects from scientists in the field of rain enhancement from all over the world, with the winning ideas obtaining a grant of $5 million to work and improve on concepts for a period of three years. Experimental cloud seeding technology does actually exist and has been used in places like China and the UAE. It's not infallible, but it's been used all around the world to - for example - help irrigate crops. It involves manipulating existing clouds to try and help them produce more rain or snow. 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. According to some laboratory studies, a high concentration of AgI can affect smaller organisms like algae and bacteria when applied consistently over a long period of time. Covered in this AustraliaOne Update -. 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. Multiple posts on Facebook - as seen here, here and here - attempt to link Australia's floods with cloud seeding and possible government manipulation of the weather. Figure 1: The area which is primarily targeted for increased precipitation from cloud seeding operations is shown in red (approximately 2110 km). AP'S ASSESSMENT: False. Nearmap, which analyzes and distributes the companys photos, confirmed in a statement to the AP that the claims associating Handels recent flight with cloud seeding are false. Water vapor in the atmosphere can then adhere to the particles, and condense into raindrops or snowflakes. NOTE: Dry ice used for cloud-seeding = solid carbon dioxide = CO2. 'Could also be the start of the universal basic income scheme for the displaced victims of this tyranny? Conspiracy theorists spread the false claims after weeks of torrential rains led to deadly east coast floods over the past two months, engulfing homes and sweeping cars from the roads. The silver iodide causes water droplets in the clouds to form ice crystals that become heavier and fall faster, releasing precipitation. Trials in Tasmania were also successful and since the 1960s, Hydro Tasmania has continued cloud seeding over the state. Dr. Zou: The cloud chamber is a three-dimensional experimental environment. That hasn't stopped some TikTok users from denouncing "weather engineering". Right-wing media, MPs and groups are downplaying climate change's link to floods (Image: Sky News Australia, Instagram/@manlyobserver) As parts of NSW and Queensland are still under floodwater . Greta Thunberg joins activists' protest against a wind farm in Norway, Stronger hurricanes threaten homes even away from the coasts, Venice canals run dry as lingering weather system impacts tide cycles, Climate change is making winter weather warmer and "weirder". One patent is filed on the titanium dioxide, sodium chloride material for warm cloud seeding, and another patent is filed for porous graphite oxide, silica dioxide, nano compensated for cold cloud seeding. The Queensland capitals mayor, Adrian Schrinner, says there is a rain bomb over the city. . Often they require minus 25 degrees or even lower. 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. To "seed" cloud formation, a small aircraft releases a cloud of particulate matter. This has been an absolute, fantastic conversation. This episode was produced by Collective Next. In the midst of an historic megadrought, states in the American West are embracing cloud seeding to increase snow and rainfall. Image: How cloud seeding works in the NSW Snowy Mountains. Dr. Zou: As we know, the global water shortage has continuously intensified by rapid population growth and economic development around the world. My guest today is Dr. Linda Zou, who is a professor of civil and environmental engineering at Khalifa University of Science and Technology. Through the advancement in nanotechnology and nanoscience, nowadays we are working to design and engineer cloud-seeding materials with optimal properties to ensure water vapor condensation will occur effectively and maximize the rainfall achieved, explains Dr. Zou. Yes, such type of applications. A really strong storm, she explained, will already have a very strong updraft and windflow characteristics that help create the cloud to begin with. What did you develop and how will it facilitate future research? Often, a compound like Silver Iodine (AgI) is used as the particulate matter, as it is naturally occurring in the world in low concentrations. Scientists blame intense rainfall on a . But Khan says the Brisbane flooding could easily have been much worse. Brisbane wakes up to major flooding. Cloud seeding was conducted a day before the recent floods in Australia. Brisbane has two features that make it susceptible to flooding. 'I have known for years they have been using this technology!' concerns about cloud seeding were raised in relation to the 2022 Lismore and South-East Queensland floods. The river peaks overnight at the major flood level of 3.5m, falls slightly after the high tide, and goes higher to eventually peak on Monday at 3.85m below the 2011 peak of 4.46m. Australia's path towards Agenda 2030. This material may not be published, broadcast, rewritten, or redistributed. . THE FACTS: In recent months, Australias southeastern coast has experienced some of its, in more than a decade, leading some social media users to highlight a previous instance of flooding and spread false theories about what caused, Twitter users are sharing a clip from a 2016 news broadcast about flooding in Tasmania to claim it proves that. Dr. Zou: Yes, you are right. The term 'rain bomb' was coined by Daily Mail Australia in 2017 to describe sudden and intense rainstorms, and has since been picked up by politicians and even the Bureau of Meteorology. We are looking forward to moving the seeding materials from laboratory to the commercial venture for not only cloud seeding applications, but wider applications, such as different weather modification efforts, including agriculture or crop protection, hail, or storm suppression, and the artificial snow making at the ski resort. Mary River drops and ice crystals grow larger and increases the amount of rain snow. Of silver iodide is an ice-forming agent, which for the Mary River and! That the 2022 Lismore and south-east Queensland are placed under a warning for intense rainfall and thunderstorms will! Brisbane, a flood warning is issued for the wetness is likely to fall as to! Have known for years they have been around for decades, how does today 's technology move it toward greater. 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