How climate change alters lake oxygen levels
PNAS Science Sessions
Climate change and lake oxygenation Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Joachim Jansen explains how climate change altered cycles of oxygenation in lakes. In this episode, we cover: •[00:00] Introduction. •[00:56] Limnologist...
info_outline
Unpacking the unreturnable squash nick shot
PNAS Science Sessions
The physics of the squash nick shot Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Roberto Zenit explains the physics behind the unanswerable nick shot in the game of squash. In this episode, we cover: •[00:00] Introduction. •[00:56] Engineer...
info_outline
North America's oldest pterosaur fossil
PNAS Science Sessions
A pterosaur and its ecosystem at the end of the Triassic Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Kay Behrensmeyer and Ben Kligman describe what a fossil bone bed in Arizona reveals about a 209-million-year-old pterosaur and its ecosystem....
info_outline
Exploring the origins of a glacial relict seal
PNAS Science Sessions
The postglacial history of the Saimaa ringed seal Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Jaakko Pohjoismäki, Jukka Jernvall, and Ari Löytynoja discuss the evolutionary history of the Saimaa ringed seal. In this episode, we cover:...
info_outline
Conservation of the Eastern Black Rhinoceros
PNAS Science Sessions
Managing eastern black rhinoceros populations with genetic studies Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Barbara Mable and Ronald Mellya show how allowing endangered rhinos to move between populations enhances genetic diversity. In this...
info_outline
Rescuing the northern white rhino
PNAS Science Sessions
A reference genome aids efforts to rescue the northern white rhinoceros Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Franz-Josef Müller explains genomic tools to aid the functionally extinct northern white rhinoceros. In this episode, we...
info_outline
Water and the possibility of life on Mars
PNAS Science Sessions
Water and the possibility of life on Mars Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, researchers explain what we know about the potential for water and life on Mars and what we might learn from analysis of returned samples. In this episode,...
info_outline
Machine learning and climate risk adaptation
PNAS Science Sessions
Using reinforcement learning to plan for an uncertain climate future Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Ning Lin talks about how reinforcement learning methods plant to mitigate climate risk despite uncertainty in climate change risk...
info_outline
Parsing the Knowledge of London cabbies
PNAS Science Sessions
Insights in route planning from London taxi drivers Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Hugo Spiers, Pablo Fernández Velasco, and Eva-Marie Griesbauer share what they learned about human route planning from talking with London taxi...
info_outline
Individual decision-making and collective animal behavior
PNAS Science Sessions
Individual decision-making and collective animal behavior Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, researchers explore advances in the modeling of collective animal behaviors. In this episode, we cover: •[00:00] Introduction •[00:48]...
info_outlineAdapting to poor air quality
Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.
In this episode, Rebecca Saari explores potential adaptations needed for worsening air quality due to climate change.
In this episode, we cover:
• [00:03] Introduction
• [00:57] Rebecca Saari, an air quality engineer at the University of Waterloo, describes an air quality alert.
• [01:23] Explanation of the hazard of fine particulate matter air pollution.
• [02:18] Description of the study’s modeling approach.
• [03:14] Description of modeling methods.
• [04:05] Explanation of study results and where air quality alerts may rise due to climate change.
• [04:34] Exploration of the social impacts of inequitable distribution of worsening air quality.
• [05:24] Description of strategies for mitigating the health risk of poor air quality.
• [06:27] Discussion of the costs and benefits of increased time spent indoors to mitigate health risk.
• [07:22] Discussion of the role of policy in protecting from air quality hazards.
• [08:13] Explanation of the study’s caveats and limitations.
• [09:30] Potential impacts of the study.
• [10:11] Conclusion
About Our Guest:
Rebecca Saari
Associate Professor
University of Waterloo
View related content here: https://www.pnas.org/doi/abs/10.1073/pnas.2215685121
Follow us on Spotify, Apple Podcasts, YouTube or wherever you get your podcasts for more captivating discussions on scientific breakthroughs!
Visit Science Sessions on PNAS.org: https://www.pnas.org/about/science-sessions-podcast
Follow PNAS:
Twitter/X
Facebook
LinkedIn
YouTube
Sign up the PNAS Highlights newsletter