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In the 1990s, the Greenland Ice Sheet as well as the rest of the Arctic region were observed to be measurably thawing as a result of human-caused global warming. At that time, most of Antarctica’s vast ice cap seemed to be securely frozen. Conventional wisdom was that Antarctica’s ice sheets were going to remain stable and were not going to melt much.

(Airs 11/21/25 @ 10 p.m.) The Legislative Gazette is a weekly program about New York State Government and politics. On this week’s Gazette: Governor Kathy Hochul approves amendments to the Adirondack State Land Master Plan, we’ll talk with Blair Horner, Senior Advisor at NYPIRG, about the state’s bottle bill, and Spectrum news reporter Emily Kenny tells us about her investigation into programs for the homeless in Central and Western New York.

Ronald K. Brown and Arcell Cabuag, are the founders of Evidence, a dance company that's been open for forty years. Brown tells us “Come see Evidence; you’ll see yourself on stage.” Tune in to hear about dance, Alvin Ailey and the Bedford Stuyvesant Restoration Corporation.

Architects Jessie Reiser and Nanako Umemoto, recipients of The National Academy of Design award, admit they once avoided their alma mater, Cooper Union, for years—“we would detour three or four blocks or else the PTSD would kick in.” They recall their time there as something out of The Paper Chase or Whiplash—but with less compassion. This episode also features Dogen, a 3-D printed object, and Randy’s Creatures: wolves in Greek mythology, with music by Karl Schwartz.

Preservationist Anthony Wood, a wily veteran of decades of urban campaigns, is happy in his work: “I’ve never regretted being involved in saving a landmark. I’ve only regretted the ones I couldn’t save.” Presented with the New York Preservation Archive Project.

Set and costume designer Santo Loquasto has worked on 80 Broadway shows, 30 films, several operas, and innumerable dance pieces. Here’s something he learned working with Paul Taylor: “Give a man 17 chairs and see what he comes up with.”

Photographer Brian Kelley specializes in images of the country’s most immense and ancient trees — 2,000 years old, 3,000 years old — many of which he has archived at the Gathering Growth Foundation. He takes us through his adventures.

Steve Clay and M.C. Kinniburgh are the curators of the Grolier Club exhibition After Words: Visual and Experimental Poetry in Little Magazines and Small Presses, 1960-2025. They assert, “The least interesting thing about a book is its contents.” Clay and Kinniburgh also tell about a Michael McClure poster and a Johanna Drucker book.

Wastewater treatment plants in the U.S. clean trillions of gallons of water each year. Whatever water gets drained down sinks or flushed down toilets goes through these plants to be rendered clean enough to return to the environment.

The average level of carbon dioxide in the Earth’s atmosphere had its largest one-year increase on record between 2023 and 2024. In 2024, the level reached 423.9 parts per million, an increase of 3.5 parts per million over the year before. The previous record jump was 3.3 parts per million in 2016. Modern measurements of carbon dioxide levels began in 1957.