Both Fred Tanner and Monika Wohlfeld have worked for the Organization for Security and Cooperation in Europe -- he as advisor to the secretary general and she as an organizer of field monitoring. They assure Metta that the organization is useful, even though its work is increasingly difficult.

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Robert Schaeffer says globalization is over, but he is referring to economic relations, whereas many problems (e.g. pandemics, climate change) are global in scope and education is globalizing, say Andre Kamenshikov, Yeshua Moser Puangsuwan, and Doug Saunders.

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Marius Grinius has been Canada's ambassador to the Koreas, Vietnam, the United Nations, and the Conference on Disarmament. He says that diplomatic correctness has its place but it's not everything, so he shares some impressions with Metta.

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Paul Werbos wrote a dissertation at Harvard 50 years ago about the the mathematics of how the brain works. It is now the basis for the "New AI." He tells Metta about his vacillations between believing in Einstein and in David Deutsch's formulas for the universe.

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Pere Brunet and Quique Sanchez work at the Centre Delàs in Barcelona to reduce military spending globally. Between 5 and 6 percent of all greenhouse gas emissions are military in origin -- not counting the amount produced by rebuilding the cities destroyed by war.

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De Richter and Petersen are founding a project to spray iron salt aerosols into the air, where it will oxidize the excess methane that is such a potent greenhouse gas. Beckwith thinks it best to call this process "methane scrubbing."

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Michael Barnard and Paul Rogers give Metta a lesson on Hydrogen -- especially on the ways in which it should not be used in a sustainable world. But there is "green hydrogen" too -- which is made, not from fossil fuels, as are "black" and "blue" hydrogen, but rather from renewable electricity and water sources. So far, unfortunately, the green kind is more expensive.

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Karen Hamilton describes smart innovations on vaccine delivery. Phil Bogdonoff expects a grave lack of energy. Nadine Bloch urges us all to work harder!

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Frank Cunningham, a professor emeritus of philosophy, shares Metta's view that the global upsurge in populism is a serious crisis, for it brings incompetent leaders to power just when urgent problems face us. The motivations for this orientation are arguable.

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Three expatriate Yemenis discuss the origins and current dynamics of the seven-year-old war. Bahran predicts that it will not end until there is a solution of the US conflict with Iran.

You can watch this series (or listen to them as audio podcasts) on our website, then discuss here: https://tosavetheworld.ca/videos/#comments.