You took this on as part of your research. 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. Vivek Ramaswamy: The Indian . Dr. Zou leads a groundbreaking research project using nanotechnology to develop cloud-seeding materials. 'I've been in Wagga Wagga for the last four days and the amount of chemtrails in the sky above the Riverina region is beyond comprehension,' the person commented. We wont run out of key ingredients for climate action, but mining comes with social and environmental ramifications. If you enjoyed this episode, we hope you'll take a moment to rate and review us. As the rain falls, the Brisbane River hits moderate flood levels. Apr 22, 2022. La Nia events can influence weather in different ways across the . A car is seen submerged in floodwater following heavy rains in the northern town of Lismore, New South Wales, Australia, March 30, 2022 in an image taken from video. On Tuesday morning evacuation orders are issued for South Ballina. Archives of Handel Aviations website dating back to 2008 show that cloud seeding services have never been mentioned or offered on its site and there is no evidence that the company has been involved with the process. NSW's Snowy Mountains region. There is no evidence to prove cloud seeding affected the flood. Snowy Hydro's Cloud Seeding Program boasts that it has been able to increase rain or snow by 14 percent over the colder months. Share. The post's caption states, "There were no flood warnings for the area in Tasmania targeted by a cloud-seeding operation the day before floods devastated the town of Ouse." "We had really violent threatening stuff coming through. Cloud seeding is an artificial weather modification technique that involves introducing cloud condensation nuclei into the atmosphere, which enhances a clouds ability to produce rain and snow. Read about our approach to external linking. 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 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. For the third time this year, Sydney has been hit by major floods. Nanotechnology can engineer material and design the material with well controlled size, shapes, and properties. There's no evidence to suggest it played a role in the 2022 floods in southeastern Australia, either. Conventional water resources such as rivers, lakes, and groundwater have become very limited, which is driving scientists and engineers to look for alternative water resources. So, what is cloud seeding, how does it work and where is it used in Australia? Once such cloud encounters the ice nucleation particles, they rapidly form a large number of ice crystals and bypass the liquid water phase. NearMap confirmed to AFP the photos taken by Handel Aviation were commissioned to map disaster-affected areas for insurers and emergency services. Cloud seeding is still practiced in the Snowy Mountains in NSW today, carried out by Snowy Hydro Limited. For one of the planes, only the nose and part of the propeller are visible, and the photograph appears to have been . Could this all just be a . This temperature is much higher than most other known ice nucleate material. 'I have known for years they have been using this technology!' The amount of snow or rain tied to cloud seeding has varied, with up to 14% reported in experiments in Australia. I'm your host, Laurel Ruma. 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 . Flashes into the high RF appear on RADAR sometimes in the same geometric modulation patterns spoken about in HAARP research papers they appear coordinated with other stations, and not all stations in the same area produce the flash. Cloud seeding, first developed in the 1940s, involves spraying fine particles of silver iodide and dry ice into a cloud system. Queensland Premier Annastacia Palaszczuk has expressed her concern over the impact of the floods as the state is inundated by rain. We dont have that technology, she said. A high tide on Sunday evening pushes the river higher as the rising ocean water effectively holds back the freshwater. Snowy Hydro also has other criteria for cloud seeding which includes; In addition to these atmospheric conditions, Snowy Hydro also takes into account the amount of water already in the landscape. My guest today is Dr. Linda Zou, who is a professor of civil and environmental engineering at Khalifa University of Science and Technology. 'Moving people into so-called 'smart cities' is likely, I think, considering the World Economic Forum openly talks about these things. The more people who know about this bulls**t the better.'. It's very promising to know more about the effects of this seeding material. Do you have a story for me? Laurel: Your research signifies a milestone toward achieving greater water security in the world. Water vapor in the atmosphere can then adhere to the particles, and condense into raindrops or snowflakes. The show that helps business leaders make sense of new technologies coming out of the lab and into the market place. Design thinking was supposed to fix the world. Defence and National Security Intelligence. All Rights Reserved. Is that correct? It involves manipulating existing clouds to try and help them produce more rain or snow. The previous record was 600.4mm in 1974. 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. Mr Bartolo moved to the Gold Coast in November 2020 after he was charged with incitement for organising illegal protests during Melbourne's lockdown. There is already local flooding from the intense and incessant rain that is interspersed with violent thunderstorms. Formerly, cloud seeding was rejected in Australia on environmental grounds because of concerns about the protected species, the pygmy possum. The process works by shooting microscopic particles of silver iodide into existing clouds using land based generators or aircraft. Laurel: This is very critical because the cloud seeding materials go very high up into the atmosphere where it is very cold, correct? That's it for this episode of Business Lab. Everything from wind speed, air movement and updraft, or a current of rising air, can affect a storms strength, Tessendorf said. So it has a huge possibility to improve its efficiency. Feast to Famine: Mass Floods and Australia's High-Speed Rail. 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. 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We designed and fabricated a porous nanocomposite of 3D reduced graphite oxide and silica dioxide nanoparticles. Handel Aviation operator Mark Handel told AFP on Thursday that the company does not seed clouds. This show is available wherever you get your podcasts. Ice nucleation is important. "Cloud seeding is a . Social media users are sharing a news clip from 2016 about cloud seeding the day before a severe flood in Southern Tasmania. Experts said that the floods in Australia were naturally occurring and cloud seeding cannot cause flooding. In my project, we have changed the surface of the material to make it more reactive so it can work at a lower and wider relative humidity to make it more likely to happen. But a probe by the Tasmanian government found that cloud seeding did not contribute to or worsen the heavy rains - a conclusion since backed by independent scientists and experts. This is done by firing small particles (usually silver iodide) into clouds . A dangerous and bizarre conspiracy theory is circulating that the devastating floods which have torn through Australia's . To be successful, scientists need the right air temperature, the right humidity, a surface that attracts water and keeps it, and then the correct size material to allow condensation to form on the particle. Source: Queensland Police via Twitter) Tens of thousands of people were displaced, at least 23 people were killed and more than 20,000 homes and businesses flooded in Queensland. According to the Australian Bureau of Meteorology, Tasmania saw very low rainfall, around 26 percent below the average for March 2022. Wivenhoe has never dealt with that volume of water but it was lucky it was down at 60% at the start. A device at the top of the chamber releases the seeding materials. Covered in this AustraliaOne Update -. At 10pm, Seqwater starts to release some of the water building up in Wivenhoe Dam. The comments below have not been moderated. Towards New Zealand, Domensino says, an area of high pressure known as a blocking high stops the system from moving away into the Tasman Sea. You can find out more about Snowy Hydros cloud seeding operations here. Hydro Tasmania, a hydroelectric corporation, published their analysis after the flood to say that a cloud seeding flight was undertaken on June 5, 2016, which had no measurable impact on rainfall. Why have certain communities been targeted with geoengineered weather? Laurel: You were one of the first scientists in the world to explore the use of nanotechnology in cloud seeding. March 8, 2022 . For the third time this year, Sydney has been hit by major floods. 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. 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. APS ASSESSMENT: False. Since the 1940s, scientists have studied ways to increase rainfall with the goal of increasing precipitation in arid and semi-arid climates. Recent social media posts claim that the 2022 floods in Australia were caused or exacerbated due to cloud seeding. This is done by firing small particles (usually silver iodide) into clouds . 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. Somerset Dam, that can feed Wivenhoe, also starts to rapidly fill, going from 80% to 148% in one day. Snowy Hydro limited Seeding Operations and Atmospheric Research (SOAR) and many morePune, India, Feb. 21, 2022 (GLOBE NEWSWIRE) -- The global cloud seeding market size is set to gain traction from the increasing adoption of weather modification technologies by various countries, shares . Compared with the floods of 2011, Khan says this is about 50% more water into the dam in about half of the time. We know the oceans are getting warmer and that puts more moisture in the atmosphere, and a warmer atmosphere can hold more moisture.. Laurel: Certainly, a number of possible commercial ventures. An amusement ride is seen inundated by floodwaters in Sydney. By James Dinneen March 3, 2022. Cloud seeding aims to protect flood-hit Jakarta. When doing so, please reference. Silver iodide is an ice-forming agent, which causes supercooled water droplets to freeze in the clouds. The first cloud seeding trials were carried out by Kraus and Squires (1947) near Sydney. Australian National Review is Australia's first real free and independent press, one with no editorial control by the elite, but a publication that can generate critical thinkers and critical debate and hold those . FILE - Buildings are surrounded by flood waters in Londonderry on the outskirts of Sydney, Australia, Thursday, March 3, 2022. It can enhance precipitation in areas experiencing drought, among other uses. Personalise your weather experience and unlock powerful new features. CBS News reported on April 8 that many Australian pilots and aviation companies received threats regarding false claims on social media about cloud seeding. Our in-depth reporting reveals whats going on now to prepare you for whats coming next. It is not yet known whether these findings also apply to wild conditions. Pilots get "really violent" threats after online rumors wrongly pin devastating floods on cloud seeding. They are made of many super cooled water vapors, so although they are below zero, they remain as vapor. We are no longer accepting comments on this article. The fact that the damage and loss of life were so great this time is due to the fact that many more people live in . Experts say no single factor can explain this extreme weather, pointing instead to warmer oceans and saturated soils as contributing factors. A few decades later, the US military brought cloud-seeding to the battlefield. But others were distressed, telling the experienced pilot they had lost everything during the floods and thought the company was responsible. They remain as vapors in the air and move higher and further. Water that seeps deep into the soil can influence groundwater levels for months. But conspiracy theorists aren't buying it. 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. [2] [3] Around 85,000 people were displaced by the flooding or requested to leave their homes by authorities. History of cloud seeding in Australia 7.5 Americans made the discovery in 1946 that pellets of dry ice could induce precipitation from clouds. Discover special offers, top stories, Clouds can be seeded from the ground using silver iodide generators. The tiny vapors rise into the atmosphere without condensation nuclei, which are small particles. "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.". 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. A planned factory marks a major milestone in the US for new batteries that enable lower-cost, longer-lasting EVs. (Photo: Flooding in Loganlea, Queensland on Feb. 28, 2022. Social media users are also sharing a separate example to baselessly claim that cloud seeding played a role in. A rain-enhancing process known as cloud seeding caused historic flooding in Tasmania, Australia, in 2016 and along Australias southeastern coast this year. We build our cities on rivers for a reason it was good for transport and waste disposal but that also means we built on flood plains, Khan says. As the water spreads to northern New South Wales, how did the so-called rain bomb develop? We also assess the Snowy Schemes reservoir storage levels to ensure additional snowmelt from cloud seeding will not contribute to flooding downstream, Snowy Hydro said. 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. One reason for the wetness is likely La Nia, which for the first time this century has returned for three consecutive years. Cloud seeding adds small, ice-like particles to clouds. What could be the reason behind mass flooding down the east coast of Australia? Welcome, Dr. Zou. The most common particulate used in cloud seeding is silver iodide, which has a similar structure to ice crystals and helps supercooled liquid water droplets cluster together. New video piece available now! The innovation of my project is the characteristics data we obtained from the experiment. Media reports estimated at least 22 . Trains are cancelled, bus services limited, the main Bruce Highway is closed at multiple locations and 51,000 people are without power. Learn more about fact-checking at AP. Cloud seeding gives these clouds a lot more ice crystals (or cloud nuclei). Handel Aviation did not return requests for additional comment. This means cloud seeding operations happen only during suitable cold weather systems, generally cold fronts between May and October. Clouds form when water vapor in the atmosphere cools and condenses to form tiny water droplets or ice crystals in the sky. Two words for you: nanoengineered materials. Its no wonder then that several 'cloud seeding' (rain-making) experiments have been conducted in Australia. Question is why?' Conversely, she said cloud seeding would not dramatically worsen clouds that are already forecast to produce severe weather. Oct 15 (Reuters) - Floods caused by torrential rain are hitting large swathes of southeast Australia, inundating hundreds of homes and forcing authorities to urge thousands of people to evacuate . 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. In the open environment, it's more challenging. This is done by firing small particles (usually silver iodide) into clouds. There is devastation in northern NSW as Wilsons River rises two metres above previous flood records, inundating the town of Lismore. 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. However, there is no evidence that cloud seeding was responsible for the flood. Then we can later analyze at what stage the droplets formed and at what number and size of the droplets. Our topic today is cloud seeding to increase rainfall. Because the process is random and uncertain, the form and size of the particle cannot be controlled and most are probably too small to be effective cloud seeding materials. So they form super cool vapor and crystallize into ice particles. 'If you also know this, comment on your awareness of unnatural weather below. If you think a claim has been misjudged or requires correction, please send us evidence to support your error claim. Everything from wind speed, air movement and updraft, or a current of rising air, can affect a storms strength, Tessendorf said. Commonly called "chemtrails" this "cloud seeding" is picking up in pace. There is no evidence to prove cloud seeding affected the flood. Today, that endeavor is making . And yet, this myth seems to have found an audience on various social media platforms. Cloud seeding is the process of artificially generating rain by implanting clouds with particles such as silver iodide crystals. Dr. Zou: We want to move the materials, as I mentioned, from laboratory already and scale up, so it has a chance of reaching the market and to reach many different parts of the world as well, because there are so many countries worldwide that practice weather modification. First published on April 8, 2022 / 6:52 AM. 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.. Atmospheric water is one such alternative resource. For cloud seeding to produce rain you need moisture to begin with. Is that correct? In Australia, cloud seeding is used in some areas to increase surface water runoff for use in the production of hydropower. Cloud seeding is a form of planned weather modification. 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. Do not sell or share my personal information. Centrelink jobseeker overhauled with new 'point-based system' . Cloud seeding was invented in the 1940s and is often used as a tool to increase winter snowfalls. April 8, 2022 / 6:52 AM / AFP . Prof Bofu Yu, of Griffith Universitys Australian Rivers Institute, says in 2011 rainfall was concentrated in the west and not as widespread as the current flooding. Dr. Zou: Yes. A really strong storm, she explained, will already have a very strong updraft and windflow characteristics that help create the cloud to begin with. Cloud seeding was first trialled in Australia in 1947 when the CSIRO got up in a light plane and released crushed dry ice into promising-looking clouds. You are also pursuing funding initiatives at this point too, for your research. Ouse in the Derwent River catchment was one of the hardest hit areas in this week's floods. Read about our approach to external linking. Both those waterways flow freely into the Brisbane River below Wivenhoe, which is filling at an incredible rate. To "seed" cloud formation, a small aircraft releases a cloud of particulate matter. in response calling the claims misinformation and denying that it conducts cloud seeding flights, stating that it only operates an aerial photography aircraft. Conspiracy theorists have claimedthe floods devastating Australia's east coast are part of a 'government weather warfare attack'. Get in touch. Cloud seeding can use either ground based generators and / or aviation for operations. Unfortunately, such material is unpredictable, where and how much available. Mar 27, 2022 Cloud Seeding, . Second, having the efficient seeding material for water droplet formation. CLAIM: A rain-enhancing process known as cloud seeding caused historic flooding in Tasmania, Australia, in 2016 and along Australias southeastern coast this year. 'Could also be the start of the universal basic income scheme for the displaced victims of this tyranny? 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. 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. What are the challenges with then deploying the material out in the real world? Today, together with the National Center of Meteorology of the UAE, we can see the application of these new seeding materials in real operations very quickly across UAE to increase the rainfall. 1. "These aerial captures are commissioned after major weather catastrophes and natural disasters, including following the recent east coast flooding," the NearMap spokesman said. This salt vapor then will recondense as very small particles. China, which already artificially alters its weather over major cities, plans to be able to modify weather over half its territory by 2025, to the alarm of neighbours including India. The floods have once again turned deadly, with the body of a man swept away by floodwaters in Queensland found by police this morning, bringing the state's death toll to 19 since January. THE FACTS: There's no evidence to suggest that cloud seeding played a role in either flood, and an atmospheric research expert told the AP that cloud seeding would . >$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. 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 report. , first developed in the 1940s, involves spraying fine particles of silver iodide and dry ice into a cloud system. Conspiracy theorists claim the motive for 'elites' carrying out a 'weather attack', which have seen communities around Byron Bay and Lismore underwater is to move people into 'smart cities'. 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. Try refreshing this page and updating them one A really strong storm, she explained, will already have a very strong updraft and windflow characteristics that help create the cloud to begin with. 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Into so-called 'smart cities ' is likely, I think, considering world. A lot more ice crystals in the Derwent River catchment was one of the hardest areas! Clouds that are already forecast to produce severe weather photograph appears to have found an audience on various social users. Effects of these materials in the world to explore the use of nanotechnology cloud... At what number and size of the lab and into the atmosphere can then adhere to the Australian of. Afp on Thursday that the 2022 floods in Australia were caused or exacerbated due to cloud seeding was rejected Australia... Causes supercooled water droplets to freeze in the atmosphere cools and condenses to form tiny droplets. S High-Speed Rail devastating floods on cloud seeding in Australia 7.5 Americans made the in... Nanocomposite of 3D reduced graphite oxide and silica dioxide nanoparticles the photograph appears to have been using this technology '... 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