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Today we uncover an invisible killer hidden, for over a hundred years, by reasonable disbelief. Science journalist extraordinaire Carl Zimmer tells us the story of a centuries-long battle of ideas that came to a head, with tragic consequences, in the very recent past. His latest book, called Airborne, details a largely forgotten history of science that never quite managed to get off the ground. Along the way, Carl helps us understand how we can fail, over and over again, to see a truth right in front of our faces. And how we finally came around thanks to scientific evidence hidden inside a song.EPISODE CREDITS:Reported by - Carl ZimmerProduced by - Sarah Qariwith mixing help from - Jeremy BloomFact-checking by - Natalie MiddletonEPISODE CITATIONS:Books - Check out Carl Zimmer's new book, Airborne (https://zpr.io/Q5bdYrubcwE4).Articles - Read about the study on the Skagit Valley Chorale COVID superspreading event (https://pubmed.ncbi.nlm.nih.gov/32979298/).Signup for our newsletter!! It includes short essays, recommendations, and details about other ways to interact with the show. Sign up (https://radiolab.org/newsletter)!Radiolab is supported by listeners like you. Support Radiolab by becoming a member of The Lab (https://members.radiolab.org/) today.Follow our show on Instagram, Twitter and Facebook @radiolab, and share your thoughts with us by emailing radiolab@wnyc.org.Leadership support for Radiolab's science programming is provided by the Gordon and Betty Moore Foundation, Science Sandbox, a Simons Foundation Initiative, and the John Templeton Foundation. Foundational support for Radiolab was provided by the Alfred P. Sloan Foundation.
Dr. Tess Eidem a practitioner and researcher working with the cannabis industry. She is interested in IEQ issues from a very broad perspective such as relative humidity and ventilation to very specific topics such as Bioaerosol exposures when cultivating cannabis. This week we will explore cannabis production, the worker health issues it poses and how we can learn from this new and quickly expanding area. Her most recent paper with Tara Nordgren and Mark Hernandez is on Bioaerosol Exposures and Respiratory Diseases in Cannabis Workers. Tess Eidem's doctoral research focused on developing novel antibiotics against bacterial pathogens, and her scientific career has centered on bringing modern microbiology and RNA biology practices to promote human health. Leveraging her scientific expertise, Dr. Eidem transitioned into the cannabis industry where she spent four years working directly in cannabis production and quality management. This unique experience allowed her to combine her hands-on skills in manufacturing with microbiology and product safety as a Preventive Controls Qualified Individual (PCQI) to help cannabis cultivators minimize potential hazards within their facilities and in their products. Having witnessed firsthand the challenges of microbial contamination in the cannabis industry, Dr. Eidem returned to the University of Colorado Boulder, where she currently works as a Senior Research Scientist in the Aerobiology and Disinfection Laboratory, with a focus on practical building science. Her research investigates bioaerosol persistence associated with cannabis environments, including airborne molds, allergens, and pathogens. She is driven to connect unbiased scientific research with environmental engineering principles and applying them to the cannabis space to improve worker well-being, plant health, and consumer safety.
For this episode fully focused on indoor air pollution, we are joined by Professor Mark Hernandez who serves as director of the Aerobiology and Disinfection Lab at the University of Colorado. Listen in to learn about the harmful impact of pollutants such as mold, toxic chemicals and asbestos on respiratory health, particularly in a school setting. Equally important, what can be done to help alleviate these effects? Episode highlights 0:16 Intro 0:50 Introducing Mark Hernandez, PhD, PE 2:15 The most pressing issues of school air quality 4:12 Advice for school administrators 6:25 The link to pediatric asthma 12:23 Trends in national monitoring 14:16 How COVID-19 changed ventilation priorities 16:29 An equitable, affordable solution 18:34 Signs of unhealthy air exposure 20:53 How clinicians and guardians can get involved 23:47 Outro Want more Lungcast? Visit us at HCPLive.com/podcasts/lungcast or www.lung.org/professional-education/lungcast
As the Taoiseach promises to provide resources for HEPA air filters to be put in classrooms, Kieran was joined by John Sodeau, who is Professor Emeritus of Chemistry at UCC with research interests in Atmospheric Chemistry and Aerobiology... Listen and subscribe to The Hard Shoulder on Apple Podcasts, Google Podcasts and Spotify. Download, listen and subscribe on the Newstalk App. You can also listen to Newstalk live on newstalk.com or on Alexa, by adding the Newstalk skill and asking: 'Alexa, play Newstalk'.
The government has today announced that a nationwide smoky coal ban will come into effect in September 2022. However no changes have been made yet to regulations on the cutting, burning or sale of sod peat which was the most contentious part of the proposed changes to solid fuel regulations when they went to public consultation earlier this year. Seamus Boland CEO of Irish Rural Link and John Sodeau, Professor Emeritus of Chemistry at UCC with research interests in Atmospheric Chemistry and Aerobiology joined Kieran to discuss... The Hard Shoulder Listen and subscribe to The Hard Shoulder on Apple Podcasts, Google Podcasts and Spotify. Download, listen and subscribe on the Newstalk App. You can also listen to Newstalk live on newstalk.com or on Alexa, by adding the Newstalk skill and asking: 'Alexa, play Newstalk'.
Aerobiology and the History of War Link to Episode Transcript: https://rebrand.ly/m0uxwym (https://rebrand.ly/m0uxwym) Thoughts? Email us at idavid@oah.org Participants: Gerard Fitzgerald, Christopher Brick This episode was produced by Ikerighi "IK" David
In this week's episode, Christoph and Chris are joined by special guest, Suzanne Blevins, Founder and Technical Director of Aerobiology. Aerobiology is an environmental testing laboratory with proficiency in fungal, bacterial and asbestos testing. Suzanne covers the topics of microbial content in building water, time changes in microbial population and takes us into the world of waterborne pathogens such as Legionella, Pseudomonas and Mycobacterium.
This episode: Engineering Salmonella strains that kill cancer cells but leave healthy ones alone! Download Episode (7.9 MB, 8.5 minutes)Show notes:News item/Journal Paper Other interesting stories: Rocks floating on a lake house interesting microbes (paper) Aerobiology - how bacteria affect the weather Modified gut bacteria could control populations of insect disease vectors (paper) Gut microbiome's health effects are not so simple Some traits could be inherited via bacteria Post questions or comments here or email to bacteriofiles at gmail dot com. Thanks for listening! Subscribe at iTunes, check out the show at Twitter or Facebook
Dr. Catherine Noakes, PhD, CEng is the Director of Pathogen Control Engineering Institute at the School of Civil Engineering, University of Leeds. She is also the Leader of Aerobiology and Infection Control Research Group at the University of Leeds. The Aerobiology and Infection Control Group is a multi-disciplinary research team comprising microbiologists, engineers and mathematical modelers. The group has considerable experience in evaluating bioaerosols in indoor environments and engineering measures to control infection. Their Research is driven by the continuing problem of hospital acquired infection and the worldwide health concerns about infectious diseases spread through airborne routes. Airborne transmission is known to be a primary mechanism in the transmission of TB and influenza, but has also been implicated in the transmission of nosocomial infections including MRSA, Acinetobacter spp, C. difficile and norovirus. In addition, contamination of the environment through contact with dirty hands and objects or airborne dispersal provides a potential reservoir of pathogens which could subsequently cause infection by indirect contacts. Regardless of the pathogen, successful control of infection involves breaking the chain of transmission, for which it is necessary to understand both the mode of transmission as well as the nature of the pathogen and its behavior in the environment. Understanding this complex interaction between people, pathogens and the built environment is at the heart of their research. The paper that prompted the press interest is work carried out by Marco-Felipe King, one of my PhD students, stated Dr. Noakes. His overall project is trying to determine whether single rooms in hospitals present a lower infection risk than multi-bed rooms. This is something that is quite often stated and for which there is anecdotal evidence, but isn't quantified. He is trying to quantify the difference in risk between the two types of rooms for infection spread due to environmental contamination. This paper presents the first part of this work where he was looking to quantify surface contamination due to an aerosol source and validate the techniques for modeling it. This is feeding into the next stage of the research where he is using the ability to predict contamination on a surface together with a mathematical model for a nurse moving around a ward and touching surfaces to compare the potential for contamination.
Dr. Catherine Noakes, PhD, CEng is the Director of Pathogen Control Engineering Institute at the School of Civil Engineering, University of Leeds. She is also the Leader of Aerobiology and Infection Control Research Group at the University of Leeds. The Aerobiology and Infection Control Group is a multi-disciplinary research team comprising microbiologists, engineers and mathematical modelers. The group has considerable experience in evaluating bioaerosols in indoor environments and engineering measures to control infection. Their Research is driven by the continuing problem of hospital acquired infection and the worldwide health concerns about infectious diseases spread through airborne routes. Airborne transmission is known to be a primary mechanism in the transmission of TB and influenza, but has also been implicated in the transmission of nosocomial infections including MRSA, Acinetobacter spp, C. difficile and norovirus. In addition, contamination of the environment through contact with dirty hands and objects or airborne dispersal provides a potential reservoir of pathogens which could subsequently cause infection by indirect contacts. Regardless of the pathogen, successful control of infection involves breaking the chain of transmission, for which it is necessary to understand both the mode of transmission as well as the nature of the pathogen and its behavior in the environment. Understanding this complex interaction between people, pathogens and the built environment is at the heart of their research. The paper that prompted the press interest is work carried out by Marco-Felipe King, one of my PhD students, stated Dr. Noakes. His overall project is trying to determine whether single rooms in hospitals present a lower infection risk than multi-bed rooms. This is something that is quite often stated and for which there is anecdotal evidence, but isn't quantified. He is trying to quantify the difference in risk between the two types of rooms for infection spread due to environmental contamination. This paper presents the first part of this work where he was looking to quantify surface contamination due to an aerosol source and validate the techniques for modeling it. This is feeding into the next stage of the research where he is using the ability to predict contamination on a surface together with a mathematical model for a nurse moving around a ward and touching surfaces to compare the potential for contamination.
In this podcast I talk to Jessica Green of the University of Oregon about aerobiology: the science of life in the air. We live in an invisible ocean of life, with millions of microbes swarming around us. Microbes can live many miles high in the upper atmosphere, and they may actually be able to feed and grow in clouds. Green and I talk not just about high-altitude aerobiology, but about the microbes we share our homes and offices with, and how better understanding them can help our health.
This week hosts Joe Hughes and Cliff Zlotnik welcome special guest Dr. Harriet Burge, Director of Aerobiology at EMLab P&K and monthly columnist for Indoor Environment Connections newspaper. The show airs live at 12noon EDT on Friday, July 16, 2010. Listen live or download the show later at www.iaqradio.com
This week hosts Joe Hughes and Cliff Zlotnik welcome special guest Dr. Harriet Burge, Director of Aerobiology at EMLab P&K and monthly columnist for Indoor Environment Connections newspaper. The show airs live at 12noon EDT on Friday, July 16, 2010. Listen live or download the show later at www.iaqradio.com