Sep 27, 2023
Maj. Gen. Robert Latiff is a retired US military officer who was responsible for new technological means of intellligence-gathering. Now retired, he teaches a course every year at his alma mater, Notre Dame University, focusing on the ethical issues and principles governingn the use of such new weapons. For the...
Sep 25, 2023
Bill Leikam and Marillyn Krieger update us on the work of California naturalists -- re beavers and butterflies. After that, there was usually strong disagreement among participants about the Ukraine War, with some placing much of the blame on the US, but Andre Kamenshikov replying eloquently from Kiev. For the...
Sep 19, 2023
Joel Salatin is a farmer who has turned a degraded farm into one that contains 8 percent organic matter in its soil – an achievement he attributes to using perennial plants, which can sequester large amounts of carbon and which are hosts to methanotropic bacteria. He teaches his skill to young would-be farmers. For...
Aug 28, 2023
Tariq Rauf and Erika Simpson discuss the risks around the Zaporizhzhia nuclear power plant and the health effects of plastics. Paul Werbos had annoyed the Russians by photographing an Arctic coalmining town.Jo Hayward-Haines is delighted by the proliferation of pollations gardens in place of lawns. For the video, audio...
Aug 18, 2023
Nandita Basu is a professor at U. of Waterloo who studies the processes on farms and wetlands that affect the pollution of water in lakes. She is a modeller, so she collects data about fertilizer use and animal manure around the world, combining the data to see overall patterns is the whole data set, since particular...