Jun 26, 2023
Peter Wadhams is an expert on Arctic sea ice. He tells us about the extraordinary warming of the oceans this year. Scientists don't have an explanation. Andre Kamenshikov has been traveling in the post-Soviet countries, interviewing the men who fled from Russia to avoid being sent to war. Nivedita Das Kundi was recently...
Jun 22, 2023
Hashem Akbari is a professor of civil engineering at Concordia University. His research studies the temperature of cities with the effects of global warming, the shade of trees, the technological changes in buildings, such as lightness of color. Robin Collins asks him to compare these factors with other matters, such as...
Jun 14, 2023
Olivia Ward and Metta Spencer discuss current global issues with Bob Rae, Canada's ambassador to the UN. Metta is concerned about the plight of Russian men who left their homeland to avoid being sent to fight against Ukrainians. Rae sees immigration policies regarding refugees as determined by individual nation states,...
Jun 7, 2023
Ray Cumming is with the Lafarge company, which manufactures concrete, the most common building material in the world and the source of about 8 percent of human-made carbon dioxide emissions per year. The industry is trying hard to find ways to create strong concrete that does not emit carbon, and Lafarge has invested in...