May 27, 2024
Barbara Leger talks about her peace work in Ukraine; Bill Geimer shares his desire for Canada to become more independent of the US. We hear about the situation in Kashmir, the purge of military leaders in Russia, and the use of platforms in the ocean to grow seaweed. For the video, audio podcast, summary and comments:
May 17, 2024
Laura Kahn is a leader in the field of "One Health," which studies the interdependence of human, veterinary, and environmental health issues. She authored a book about the increasing resistance of microbes to antibiotics and antiviral medications, mainly because of over-exposure. For the video, audio podcast,...
May 16, 2024
John Nissen, Robert Tulip, Doug Grandt, and Robin Collins belong to webinar groups studying Stratospheric Aerosol Injection (SAI) as a way of cooling the planet by the same means as volcanoes do. Greg Evans is an expert on aerosols at U of Toronto. We discuss the pros and cons of attempting such a project at full scale....
May 12, 2024
Ulrike Lohmann and Blaz Gasparini are cloud scientists studying the potential climate effects of various geoengineering proposals – especially cirrus cloud thinning, stratospheric aerosol injection, and marine cloud brightening. Adele Buckley asks them whether the Arctic ice could be saved by brightening clouds in a...