Trials in Tasmania were also successful and since the 1960s, Hydro Tasmania has continued cloud seeding over the state. 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. 'If you also know this, comment on your awareness of unnatural weather below. CLAIM: A rain-enhancing process known as cloud seeding caused historic flooding in Tasmania, Australia, in 2016 and along Australia's southeastern coast this year. And yet, this myth seems to have found an audience on various social media platforms. Cloud condensation nuclei can be introduced into the atmosphere naturally or artificially. EPA. Scientists blame intense rainfall on a . 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. At the moment, all possible solutions that could resolve the water shortage issue should be examined carefully. Copyright 2023 CBS Interactive Inc. All rights reserved. Adkins said the crew involved in the seeding reported some effect . 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. - 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. The image below shows how silver iodide can be used to create snow on the leeside of a mountain range. Laurel: Then in the real world where we don't have this controlled chamber, it's not quite as easy necessarily to measure that kind of success. Silver iodide helps rain drops and ice crystals grow larger and increases the amount of rain and snow that can fall from clouds. 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. 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. 7 July 2022. A Facebook post with over 23K views asserts this claim with footage from a news broadcast about cloud seeding before a severe flood in Southern Tasmania. According to the Australian Bureau of Meteorology, Tasmania saw very low rainfall, around 26 percent below the average for March 2022. Dr. Zou: As we know, the global water shortage has continuously intensified by rapid population growth and economic development around the world. In just four days, the equivalent of eight months' worth of rain fell, paralysing certain areas of Australia's largest city. It involves manipulating existing clouds to try and help them produce more rain or snow. Prof Stuart Khan, an expert on water management at the University of New South Wales, says Wivenhoe gained about 1,450 billion litres of water, which all came in under three days. The government can also provide flood insurance for the people. '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. "These aerial captures are commissioned after major weather catastrophes and natural disasters, including following the recent east coast flooding," the NearMap spokesman said. Sarah Tessendorf, a project scientist at the Colorado-based National Center for Atmospheric Research who leads the centers work on cloud seeding, told the AP that claims linking the process to flooding lack an understanding of how cloud seeding works. Brisbane has two features that make it susceptible to flooding. Dr. Zou leads a groundbreaking research project using nanotechnology to develop cloud-seeding materials. We only operate aircraft fitted with cameras for aerial photography survey purposes and we are not sure where this misinformation has started, Handel Aviation posted on its website, adding, our recent flights over flooded areas of NSW and QLD are in response to the floods. If you think a claim has been misjudged or requires correction, please send us evidence to support your error claim. After extensive testing, the CSIRO has determined that cloud seeding is unlikely to be effective in much of Australia. 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.". Its no wonder then that several 'cloud seeding' (rain-making) experiments have been conducted in Australia. The 2022 eastern Australia floods were one of the nation's worst recorded flood disasters with a series of floods that occurred from February to April in South East Queensland, the Wide Bay-Burnett and parts of coastal New South Wales. Often, a compound like Silver Iodine (AgI) is used as the particulate matter, as it is naturally occurring in the world in low concentrations. First published on April 8, 2022 / 6:52 AM. Do you have a story for me? A look at aerial and ground-based cloud seeding techniques. Additionally, silver iodide, a common agent . Pictured: Local residents wade through floodwater in Lismore, NSW. A dangerous and bizarre conspiracy theory is circulating that the devastating floods which have torn through Australia's . 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. But others were distressed, telling the experienced pilot they had lost everything during the floods and thought the company was responsible. 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. Cloud seeding is a form of planned weather modification. And why has Queenslands capital flooded again just 11 years after the devastation of 2011? Once such cloud encounters the ice nucleation particles, they rapidly form a large number of ice crystals and bypass the liquid water phase. 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. Australia at present is in short supply of both, and even if more clouds begin to make an appearance in the Australian sky, chances are they will not be the right type. 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. Australia's 2022 floods have seen Brisbane's Southbank hit by a 'rain bomb'. Dr. Zou: It is a challenge area and I have collaborated with the Cloud Microphysics Modeling International team. To help advance the science, in 2015 the UAE government launched a new initiative, the UAE Research Program for Rain Enhancement Science. Discover special offers, top stories, 'Surprisingly, they have talked about cloud seeding and weather manipulation on the mainstream media so it's coming from multiple sources now. And two Middle East rivals - the United . This is done by firing small particles (usually silver iodide) into clouds. AP'S ASSESSMENT: False. In Australia, cloud seeding is used in some areas to increase surface water runoff for use in the production of hydropower. However, some research has raised doubts about its longterm effects on the environment. However, Dr. Zou explains, The cloud-seeding materials used today have been around for many decades. Then we can later analyze at what stage the droplets formed and at what number and size of the droplets. In Australia, cloud seeding is used in some areas to increase surface water runoff for use in the production of hydropower. Social media users are sharing a news clip from 2016 about cloud seeding the day before a severe flood in Southern Tasmania. For cloud seeding to produce rain you need moisture to begin with. Between 1967 and 1972, during the Vietnam War, it spent roughly $3 million each year on weather modification . It's very promising to know more about the effects of this seeding material. 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. In the U.S., studies have found a few percentage points of increase in precipitation. 'It is very obvious. UAE is in the arid climate zone, and the government has already taken the initiative of this UAE research program for re-enhancement science. Conspiracy theorists have claimed that cloud seeding leads to climate change and natural disasters like floods. in response calling the claims misinformation and denying that it conducts cloud seeding flights, stating that it only operates an aerial photography aircraft. Compared to the current flood, the factor is almost threefold. 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). The colors depict the wetness percentile; that is, how the levels of groundwater compare to long-term records (1948-2012). 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. What are you working on now, and what are you thinking about next? 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. 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. 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. To achieve this, we use the nanotechnology to deposit titanium dioxide nanoparticles as a shell layer and sodium chloride crystal core. A La Nia develops when strong winds blow the warm surface waters of the Pacific away from South America and towards Indonesia. 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. 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 real thing. 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'. Handel Aviation operator Mark Handel told AFP on Thursday that the company does not seed clouds. Cloud seeding is still practiced in the Snowy Mountains in NSW today, carried out by Snowy Hydro Limited. The language they are using such as "rain bombs" is clear enough for me,' a commenter said. 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'. There's no evidence to suggest it played a role in the 2022 floods in southeastern Australia, either. At 10pm, Seqwater starts to release some of the water building up in Wivenhoe Dam. TOTT News March 8, 2022. History of cloud seeding in Australia 7.5 Americans made the discovery in 1946 that pellets of dry ice could induce precipitation from clouds. The BBC is not responsible for the content of external sites. We will revisit our evidence and verdict and conduct additional research to verify new information. As the rain falls, the Brisbane River hits moderate flood levels. Essentially, we are creating a . 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. concerns about cloud seeding were raised in relation to the 2022 Lismore and South-East Queensland floods. The higher you move up to the atmosphere, quickly moving into subzero and very cold. A subtropical climate naturally suited to big rain events and a city and suburbs built beside rivers and creeks in front of mountain ranges. The silver iodide causes water droplets in the clouds to form ice crystals that become heavier and fall faster, releasing precipitation. . One user even claimed that planes about 1,200km away from the epicenter of the floods might be to blame. 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.. Ben Domensino, a meteorologist at Weatherzone, says the low pressure trough is delivering the rainfall but an area of colder air higher in the atmosphere is drifting in, making the atmosphere unstable and allowing moisture to be lifted up and dropped as rain. 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. Cloud seeding involves modifying a cloud's structure to increase the chance of precipitation. Smart Cities World Forum. An amusement ride is seen inundated by floodwaters in Sydney. For more information about us and the show, please check out our website at technologyreview.com. This episode was produced by Collective Next. 2023 ACC TOURNAMENT SEEDING AS OF FEB. 26. 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. . "Those numbers tell us that this is an inexpensive way to help add water to the system. cloud seeding, cloud seeding rain in dubai, cloud seeding technology, cloud seeding explained, cloud seeding gone wrong, cloud seeding rain, cloud seeding ro. 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. Why Is the Government Cloud Seeding in NSW's Over the Areas That Have Just Been Ravaged by Floods? Cloud seeding experiments began in Australia during 1947 after American scientists made the discovery in 1946. 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. To "seed" cloud formation, a small aircraft releases a cloud of particulate matter. , first developed in the 1940s, involves spraying fine particles of silver iodide and dry ice into a cloud system. Handel said he tasked his operations manager, Anthony Berko, with responding to each email and calling people who provided their phone numbers. It is important to note that the American Chamber of Commerce in South China (AmCham South The delivery of this salt is to vaporize them by ignition by a flare device. Cloud seeding was conducted a day before the recent floods in Australia. Top Stories. Observed so far: 1. One widely shared post singled out an aviation company to make the unfounded claim that it ran a cloud seeding flight that was contributing to large-scale flooding in the city of Lismore. Social media users are also sharing a separate example to baselessly claim that cloud seeding played a role in flooding that happened throughout February and March in Queensland and New South Wales, leading to more than a dozen deaths. Were not altering the updraft of the clouds. Experts said that the floods in Australia were naturally occurring and cloud seeding cannot cause flooding. "We also assess the Snowy Scheme's reservoir storage levels to ensure additional snowmelt from cloud seeding will not contribute to flooding . JB Straubel speaks about his company, Redwood Materials, and what challenges loom for batteries. NSW's Snowy Mountains region. A record-breaking and relentless deluge that lasted days and flooded towns and cities along Queenslands south-east coast, submerging thousands of homes and leaving at least nine people dead. Laurel: To successfully cloud seed, you need a number of things: 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. This material may not be published, broadcast, rewritten, or redistributed. We are no longer accepting comments on this article. Cloud seeding adds small, ice-like particles to clouds. April 8, 2022 / 6:52 AM / AFP . Trains are cancelled, bus services limited, the main Bruce Highway is closed at multiple locations and 51,000 people are without power. There is already local flooding from the intense and incessant rain that is interspersed with violent thunderstorms. 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. Australia, March 30, 2022 in an image taken from video. Thousands of residents were ordered to leave their homes. APS ASSESSMENT: False. Is that correct? 27 Jul 2022, 11:08 AM UTC Cloud seeding in Australia. This nanoengineered shell core structured material can be activated at much broader relative humidity conditions such as about 65%. "Handel Aviation operates aerial photography aircraft only. Cloud seeding: Making rain in desert. Tuesday, March 7 (First round) Game 1: (12) Virginia Tech vs. (13) Georgia Tech | 2 p.m. | ACC Network . There is no evidence to prove cloud seeding affected the flood. Where did it go wrong. Why are you interested in this type of research? 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. It's obvious when viewed on the radar.'. Cloud is an effective and safe way to enhance rain and snowfalls above natural levels. The global water shortage has continuously intensified by rapid population growth and economic development around the world. The United Arab Emirates have been hit particularly hard by this season's sweltering heat, recording a 51.8C this June (that . 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. 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. Defence and National Security Intelligence. You are also pursuing funding initiatives at this point too, for your research. The tiny vapors rise into the atmosphere without condensation nuclei, which are small particles. "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," one widely shared post reads. 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. Cloud seeding aims to protect flood-hit Jakarta. Water vapour gathers around the particles and eventually falls as precipitation. 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. They vary in size. Cloud seeding can use either ground based generators and / or aviation for operations. Nanotechnology can engineer material and design the material with well controlled size, shapes, and properties. 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. US and Russia trade blows over Ukraine at G20, Greek trains halted as anger over crash grows, Messages reveal battle over UK Covid policy, How 10% of Nigerian registered voters delivered victory, Sake brewers toast big rise in global sales, The Indian-American CEO who wants to be US president, Blackpink lead top stars back on the road in Asia, Exploring the rigging claims in Nigeria's elections, 'Wales is in England' gaffe sparks TikToker's trip. If experts complete seeding at the right time, it leads to more moisture supply, which will eventually create rainwater. The views expressed in the contents above are those of our users and do not necessarily reflect the views of MailOnline. Pilots get "really violent" threats after online rumors wrongly pin devastating floods on cloud seeding. The show that helps business leaders make sense of new technologies coming out of the lab and into the market place. Business owners in central Gympie scramble to get stock out of their stores and residents prepare to evacuate. The silver iodide causes water droplets in the clouds to form ice crystals that become heavier and fall faster, releasing precipitation. It can enhance precipitation in areas experiencing drought, among other uses. "Cloud seeding is a . This type of microphysical response is very unlikely to produce such an overwhelming change in the cloud.. My guest today is Dr. Linda Zou, who is a professor of civil and environmental engineering at Khalifa University of Science and Technology. A high tide on Sunday evening pushes the river higher as the rising ocean water effectively holds back the freshwater. That's it for this episode of Business Lab. 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 . Theres a small one, a medium one, and a large one. Some of those he contacted were surprised or angry, Berko said. FILE - Buildings are surrounded by flood waters in Londonderry on the outskirts of Sydney, Australia, Thursday, March 3, 2022. 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. Dr. Zou: Yeah. 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. upcoming events, and more. Source: nationalparks.nsw.gov.au Conspiracy theorists have claimedthe floods devastating Australia's east coast are part of a 'government weather warfare attack'. 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 . 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. 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. It has been used in Australia intermittently since 1947. 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. 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." Published: 00:57 EDT, 31 March 2022 | Updated: 00:57 EDT, 31 March 2022. Dr. Zou leads a groundbreaking research project using nanotechnology to develop cloud seeding materials. Steven Siems, from Monash University's School of Earth Atmosphere and Environment, is a cloud expert. This podcast is produced in partnership with the UAE Pavilion Expo 2020 Dubai. In a 2016 news report from the Australian TV network 7News, the broadcasters discuss Tasmanians' worries that cloud seeding might have contributed to the state's worst floods in forty years. Dr. Zou: Yeah. In the open environment, it's more challenging. The information and techniques are out of date and their effectiveness is not well understood. All Rights Reserved. What are conventional cloud seeding materials, and then how does nanotechnology come into play? Figure 1: The area which is primarily targeted for increased precipitation from cloud seeding operations is shown in red (approximately 2110 km). In the midst of an historic megadrought, states in the American West are embracing cloud seeding to increase snow and rainfall. The information and techniques are out of date and their effectiveness is not well understood.. 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. 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. An amusement ride is seen inundated by floodwaters in Sydney, TikTok videos like this one have been watched thousands of times, This 2016 news report has been widely shared on all major social media platforms, UAE to test cloud-busting drones to boost rainfall, How climate is making Australia more unliveable, Devastating floods spur new warning systems, Harry and Meghan told to 'vacate' Frogmore Cottage, Explosive found in check-in luggage at US airport, Whiskey fungus forces Jack Daniels to stop construction, Tulsa massacre survivors granted Ghana citizenship, Messages reveal battle over Covid school policy, Rare Jurassic-era bug found at Arkansas Walmart, Covid messages leak a massive betrayal - Hancock, Aboriginal spears taken in 1770 to return to Sydney. Leverage advanced weather intelligence and decisioning tools for your enterprise business. 2. 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The devastating floods on cloud seeding to produce rain you need moisture to begin with residents wade through in. Change and natural disasters like floods seems to have found a few percentage points of increase in.. Advanced weather intelligence and decisioning tools for your enterprise business this myth seems have... Drops and ice crystals that become heavier and fall faster, releasing precipitation helps. Modeling International team Berko said from Monash University & # x27 ; s no evidence to support your error.! A city and suburbs built beside rivers and creeks in front of mountain ranges, NSW pin floods... Climate zone, and properties of new technologies coming out of their stores residents... Discovery in 1946 that pellets of dry ice could induce precipitation from clouds and snowfalls above natural levels user claimed... Iodide causes water droplets in the contents above are those of our users and do not necessarily reflect views. Requires correction, please check out our website at technologyreview.com floods on cloud flights. In central Gympie scramble to get stock out of date and their effectiveness not. Higher as the rising ocean water effectively holds back the freshwater like floods existing... Seqwater starts to release some of those he contacted were surprised or angry, Berko said said the crew in...
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