To help advance the science, in 2015 the UAE government launched a new initiative, the UAE Research Program for Rain Enhancement Science. 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. Hundreds replied to his post with comments claiming 'the government' was using experimental technology to carry out 'cloud seeding' - a weather modification process that theoretically alters the microphysical state of clouds, causing rain. UAE is in the arid climate zone, and the government has already taken the initiative of this UAE research program for re-enhancement science. Smart Cities World Forum. The show that helps business leaders make sense of new technologies coming out of the lab and into the market place. Experts say no single factor can explain this extreme weather, pointing instead to warmer oceans and saturated soils as contributing factors. We are no longer accepting comments on this article. In just four days, the equivalent of eight months' worth of rain fell, paralysing certain areas of Australia's largest city. This material can initiate ice nucleation followed by rapid growth starting from a temperature of minus 80 degrees. March 8, 2022 . 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. The report did not find evidence to prove that the cloud seeding flight contributed to the flood. This is a black-and-white photograph of a cloud-seeding operation over the Pacific Ocean near Sydney. Torrential rain hovers over the Brisbane region, feeding Wivenhoe Dam but also filling major rivers like the Bremer that winds through Ipswich and the Lockyer Creek. 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. Handel said he tasked his operations manager, Anthony Berko, with responding to each email and calling people who provided their phone numbers. Discover special offers, top stories, If you enjoyed this episode, we hope you'll take a moment to rate and review us. Business Lab is a production of MIT Technology Review. You took this on as part of your research. Australian Broadcasting Corporation (ABC News) quoted the Department of Premier and Cabinet's report on the flood in 2018. The image below shows how silver iodide can be used to create snow on the leeside of a mountain range. 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. 27 Jul 2022, 11:08 AM UTC Cloud seeding in Australia. Silver iodide helps rain drops and ice crystals grow larger and increases the amount of rain and snow that can fall from clouds. As the trough is expected to move slightly east, computer models show that by Friday there is a bit of a bullseye over Brisbane, a BoM forecaster says. The government can also provide flood insurance for the people. 'The Gold Coast and surrounds is currently under a government weather warfare attack,' he told his army of devoted followers. concerns about cloud seeding were raised in relation to the 2022 Lismore and South-East Queensland floods. 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. By James Dinneen March 3, 2022. At Gympie, 200km north of Brisbane, a flood warning is issued for the Mary River. Media reports estimated at least 22 . The first trials were carried out near Sydney by Kraus and Squires in 1947. 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. 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. Try refreshing this page and updating them one Cloud seeding is a real thing. We dont have that technology, she said. Laurel: Although cloud seeding has been around for decades, how does today's technology move it toward a greater success rate? Cloud is an effective and safe way to enhance rain and snowfalls above natural levels. Then we can later analyze at what stage the droplets formed and at what number and size of the droplets. Recent social media posts claim that the 2022 floods in Australia were caused or exacerbated due to cloud seeding. If you think a claim has been misjudged or requires correction, please send us evidence to support your error claim. 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. "Cloud seeding aims to enhance the amount of rain falling from rain-bearing clouds," Mr McNamara said. 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. Prime inner-city areas including much of the South Bank precinct are underwater. Today, that endeavor is making incredible leaps and bounds as scientists and engineers apply nanotechnology to improve the effectiveness of cloud seeding. To achieve this, we use the nanotechnology to deposit titanium dioxide nanoparticles as a shell layer and sodium chloride crystal core. Farm Heroes Saga, the #4 Game on iTunes. This is done by firing small particles (usually silver iodide) into clouds. Brisbane suffered major flooding, along with the cities of Maryborough, Gympie, the Sunshine Coast, Caboolture, Toowoomba, Gatton, Ipswich, Logan City, the . Cloud seeding, first developed in the 1940s, involves spraying fine particles of silver iodide and dry ice into a cloud system. 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 . Everything from wind speed, air movement and updraft, or a current of rising air, can affect a storms strength, Tessendorf said. [4] [5] The floods' damage was significant because rain fell on . This has been an absolute, fantastic conversation. . Using this information is very good to compare the performance of different materials, and we did that extensively. Two words for you: nanoengineered materials. Question is why?' We will revisit our evidence and verdict and conduct additional research to verify new information. It involves manipulating existing clouds to try and help them produce more rain or snow. 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. Social Credit? Another added: 'Absolutely nothing natural about the rainfall in the past 5 months. It is important to note that the American Chamber of Commerce in South China (AmCham South This material may not be published, broadcast, rewritten, or redistributed. Cloud seeding programs in the upper Colorado River Basin, for instance, cost around $1.5 million each year. 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. Dr. Zou: Yeah. In the midst of an historic megadrought, states in the American West are embracing cloud seeding to increase snow and rainfall. What are you working on now, and what are you thinking about next? 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. 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. Mass Floods and Australia's High-Speed Rail. Compared to the current flood, the factor is almost threefold. A dangerous and bizarre conspiracy theory is circulating that the devastating floods which have torn through Australia's . They've basically lost everything and then someone has then said here's your answer," Berko said. However, Dr. Zou explains, The cloud-seeding materials used today have been around for many decades. Dr. Zou leads a groundbreaking research project using nanotechnology to develop cloud-seeding materials. I used an eight cubic meter chamber with controlled humidity and temperature. The first three months of 2022 brought a year's worth of rain to Sydney. Cloud seeding has strict requirements. Laurel: Cloud seeding is a form of weather modification that mimics what naturally occurs in clouds but enhances the process by adding particles that can stimulate and accelerate the condensation process. Hotter atmospheric conditions and oceans are driving much heavier rainfalls, scientists say. It was a wall of water. A six-year study that Wyoming conducted from 2008 to 2013 among the most ambitious done thus far estimated that cloud seeding can boost precipitation within seedable clouds by about 3.3 . If you continue to get this message, 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. This cloud seeding area spans over the high elevation areas of the Snowy Mountains within the Snowy Hydro water catchment area, covering approximately 2110 square kilometres. Conspiracy theorists claim the floods devastating Australia's east coast are a 'government weather warfare attack' triggered by 'chemtrails' James Bartolo, former Melbourne anti-lockdown leader . 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. 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. On Tuesday morning evacuation orders are issued for South Ballina. "We also assess the Snowy Scheme's reservoir storage levels to ensure additional snowmelt from cloud seeding will not contribute to flooding . Experts said that the floods in Australia were naturally occurring and cloud seeding cannot cause flooding. ', 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. Some of the natural sources include bushfires, volcanoes and dust storms, while artificial sources of condensation nuclei include industry emissions and cloud seeding operations. The silver iodide causes water droplets in the clouds to form ice crystals that become heavier and fall faster, releasing precipitation. The flight lasted an hour and 34 minutes over the Upper Derwent catchment, targeting Lake Echo. Since the 1940s, scientists have studied ways to increase rainfall with the goal of increasing precipitation in arid and semi-arid climates. Laurel: This is very critical because the cloud seeding materials go very high up into the atmosphere where it is very cold, correct? An independent investigation sought by Tasmania's 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. 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 . Dr. Zou: Yes, you are right. Leverage advanced weather intelligence and decisioning tools for your enterprise business. 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. Conspiracy theorists . Cloud seeding is still practiced in the Snowy Mountains in NSW today, carried out by Snowy Hydro Limited. Cloud seeding is a form of planned weather modification. It never developed in . There is no evidence to back up such theories, but this hasn't prevented falsehoods from reaching thousands of people online. Could you explain in more detail how cloud seeding works? 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, says Dr. Linda Zou, a professor of civil and environmental engineering at Khalifa University of Science and Technology. . Another weapon used to flood everyone,' a third wrote. I'm your host, Laurel Ruma. The photograph shows two Royal Australian Air Force (RAAF) DC-3 planes flying above some cumulus clouds. NearMap confirmed to AFP the photos taken by Handel Aviation were commissioned to map disaster-affected areas for insurers and emergency services. As a result, flooding this time has been much more extensive from small creeks and large rivers, he says. Copyright 2023 CBS Interactive Inc. All rights reserved. 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 small one could be 20 meters and the large one could be like a building. But there is no evidence to suggest cloud seeding has anything to do with the current rainfall in Sydney. A Hydro Tasmania spokesperson told the AP that it has since stopped conducting cloud seeding. Recent social media posts claim that the 2022 floods in Australia were caused or exacerbated due to cloud seeding. (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. There is devastation in northern NSW as Wilsons River rises two metres above previous flood records, inundating the town of Lismore. 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. Cloud seeding is perhaps the ultimate silver bullet, in which literal silver in the form of silver iodide is infused into clouds, causing ice crystals to form and water to condense into rain or snow. reach out to us at Brisbane has two features that make it susceptible to flooding. Observed so far: 1. Laurel: Certainly, a number of possible commercial ventures. Feast to Famine: Mass Floods and Australia's High-Speed Rail. Apr 22, 2022. Top Stories. Dr. Zou: It is a challenge area and I have collaborated with the Cloud Microphysics Modeling International team. Cloud seeding trials continued through the late 1950s and early 1960s by the CSIRO in the Snowy Mountains, in the New England district of NSW, the Warragamba catchment near Sydney and in the York Peninsula in SA. Most commonly used to increase precipitation as a drought management technique, cloud . Laurel: You've also developed another kind of technology, ice nucleating particles. NSW's Snowy Mountains region. "These aerial captures are commissioned after major weather catastrophes and natural disasters, including following the recent east coast flooding," the NearMap spokesman said. 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. "Cloud seeding is not that effective, people do it only under very special circumstances," he said. Handel Aviation operator Mark Handel told AFP on Thursday that the company does not seed clouds. TOTT News March 8, 2022. 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. Both those waterways flow freely into the Brisbane River below Wivenhoe, which is filling at an incredible rate. The Bureau of Meteorology warns that an area of low pressure over the south coast of Queensland is dragging in moisture from the Coral Sea to the north and then lifting it over the coastline. Our recent flights over flooded areas of NSW and QLD are in response to the floods," a statement on the Handel Aviation website reads. Laurel: In the past, one of the challenges scientists encountered when researching cloud seeding was the lack of a simulation environment. Its no wonder then that several 'cloud seeding' (rain-making) experiments have been conducted in Australia. Property damage. In Australia, cloud seeding is used in some areas to increase surface water runoff for use in the production of hydropower. There's no evidence to suggest it played a role in the 2022 floods in southeastern Australia, either. Conspiracy theorists have claimed that cloud seeding leads to climate change and natural disasters like floods. Reeling under the severe heatwaves and drought, some parts of Chongqing city in southern China welcomed the long-awaited rain as the southwestern . To "seed" cloud formation, a small aircraft releases a cloud of particulate matter. Climatology and Geophysics Agency BMKG said the great flood that hit Jakarta in early 2020 was "one of the most extreme rain events" since . The views expressed in the contents above are those of our users and do not necessarily reflect the views of MailOnline. These small droplets and crystals usually form around even smaller particles of dust, salt and other aerosols floating in the atmosphere, which are called cloud condensation nuclei. Australia's path towards Agenda 2030. Welcome, Dr. Zou. In Australia, a La Nia increases the likelihood of rain, cyclones, and cooler daytime temperatures. Is that correct? Australia floods: Nearly a metre of rain in just four days. Not since Charlemagne was crowned . Dr. Zou: As we know, the global water shortage has continuously intensified by rapid population growth and economic development around the world. 15 February 2014. 'Surprisingly, they have talked about cloud seeding and weather manipulation on the mainstream media so it's coming from multiple sources now. About this record. 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. 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. Image: How cloud seeding works in the NSW Snowy Mountains. 7.4 Cloud seeding from a plane uses silver iodide burners, dry ice pellets or hygroscopic flares. Brisbane wakes up to major flooding. Mr Bartolo, a former bodybuilder who claims to be an army veteran, also promotes a range of other unhinged conspiracies including that vaccines and 5G are weapons, the world is flat, space is fake, the government is run by freemasons, and that the water supply is being poisoned. Australian Bureau of Meteorology (BOM) (link is external) Australia declared a national emergency March 9, 2022 due to a series of floods from torrential rain in the eastern region of the country that began in late Feb., impacting South East Queensland, Wide Bay-Burnett and parts of coastal New South Wales. The United Arab Emirates have been hit particularly hard by this season's sweltering heat, recording a 51.8C this June (that . So it is a synergistic effect. Steven Siems, from Monash University's School of Earth Atmosphere and Environment, is a cloud expert. Recent research suggests that the decades-old approach can be effective, though questions remain about how much water it can wring from the sky. March 28, 2022. The amount of snow or rain tied to cloud seeding has varied, with up to 14% reported in experiments in Australia. Additionally, silver iodide, a common agent . This salt vapor then will recondense as very small particles. It involves manipulating existing clouds to try and help them produce more rain or snow. 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. Some areas that flow into the river have had 300mm of rain in just six hours. This process is known as glaciogenic cloud seeding. 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. New video piece available now! At least 3,600 homes are flooded in Gympie. Get in touch. 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. "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. Dr. Zou leads a groundbreaking research project using nanotechnology to develop cloud seeding materials. 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. The silver iodide causes water droplets in the clouds to form ice crystals that become heavier and fall faster, releasing precipitation. The tiny vapors rise into the atmosphere without condensation nuclei, which are small particles. 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. Cloud seeding is a form of weather modification that has been around since the 1960s, and has been used repeatedly in some places, like Wyoming and Colorado. When doing so, please reference. Artist depiction of cloud seeding drones. For the third time this year, Sydney has been hit by major floods. THE FACTS: In recent months, Australias southeastern coast has experienced some of its worst flooding in more than a decade, leading some social media users to highlight a previous instance of flooding and spread false theories about what caused it and other floods over the years. Were having trouble saving your preferences. 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. Large areas of south-east Queensland are placed under a warning for intense rainfall and thunderstorms that will cause flooding. 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." that happened throughout February and March in Queensland and New South Wales, leading to more than a dozen deaths. This is done by firing small particles (usually silver iodide) into clouds . Snowy Hydro follows strict environmental guidelines to ensure that cloud seeding does not contribute to increased levels of silver in or around the Snowy Mountains. A dangerous and bizarre conspiracy theory is circulating that the devastating floods which have torn through Australia's east coast are part of a 'government weather warfare attack'. A few decades later, the US military brought cloud-seeding to the battlefield. 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. Formerly, cloud seeding was rejected in Australia on environmental grounds because of concerns about the protected species, the pygmy possum. Areas of South-East Queensland are placed under a government weather warfare attack, ' a third wrote our! Coming out of the South Bank precinct are underwater metre of rain to Sydney the River. Commercial ventures the NSW Snowy Mountains will revisit our evidence and verdict and conduct additional research to verify information. ( usually silver iodide helps rain drops and ice crystals that become heavier and fall faster releasing! Works in the Snowy Mountains cloud formation, a La Nia increases the amount of snow rain! Circumstances, '' Berko said rain drops and ice crystals that become heavier and fall faster, releasing.... 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