32: The Ozone Success Story, Turning Heads, and Eurovision
Let's Learn Everything!19 Jan 2023

32: The Ozone Success Story, Turning Heads, and Eurovision

What's the story of how we successfully saved the ozone? Why and how can owls turn their heads around, and who else can? And can Ella convert Tom to the wonder that is Eurovision?

Listen to Ella's Full Eurovision Playlist

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We also learn about: defining ozone, not wrong but not right, the ozone layer is miles thick and not full of ozone, the sun is a deadly laser, tom feels stupid about the ozone, accidentally finding out about the ozone layer depleting, the dobson ozone spectrophotometer, “being an ignorant physicist”, this is why we monitor things, we need more metaphors actually, CFCs and HCFCs, the impact of humans on the planet, WARNING: MAY CAUSE DEATH FOR ALL FUTURE HUMANS, wait legal proceedings were slow??? supersonic flights between france and the UK only, you’re doing colonialism on US ACTUALLY, 198 parties ratified the Montreal Protocol, early action is important, why don’t we talk about this enough!!! thank your local environmental researcher today, owl 360 no scope, side-eyed Tom, pigeon slander, side and front facing, owls don’t have eyeballs, cone of death, I love it when there’s a but, the guiness book of world records is dumb, breaking the rule of 7, why hang upside down, the first Eurovision was formal, no english songs allowed, the big 5, bicameral voting, Britain’s losing streak, “nobody hates the british entry more than the british”, international politics and Eurovision, it’s like We Didn’t Start the Fire, “what else would we sing about”, it’s always been political, Ella’s favorite entries, Abba surprises Tom, how eurovision changes with the times, from ballrooms to tiktok, our future plugs.

Sources:

National Geographic: Ozone Layer
EPA: Basic Ozone Layer Science
UNEP: Ozone and You
J. C. Farman, B. G. Gardiner & J. D. Shanklin, 1985 (Paper)
The Evolution of Policy Responses to Stratospheric Ozone Depletion (1989 Paper)
The Impact of High Altitude Aircraft on the Ozone Layer in the Stratosphere (1994 Paper)
Impacts of a Near-Future Supersonic Aircraft fleet on atmospheric composition and climate (2022 Paper)
The Vienna Convention for the Protection of the Ozone Layer
The Montreal Protocol on Substances That Deplete the Ozone Layer
UN - The Climate Crisis

---

Krings et al Owl Neck Rotation & Anatomy
McGill on Owl Eyeballs
Owl Eye Mobility
Human Eye Mobility
Kok-Mercado & Gailloud Poster on Blood Flow Adaptations
NatGeo on Owl Head Turns
Guiness World Record for Mammal Head Rotation
Buchholtz & Stepien Sloth Spine Paper
Sloth Conservation Foundation on Why Sloths Hang
Study on Sloth Muscles
Becky Cliffe on Sloth Evolution

---
Ella's Excellent Eurovision Playlist
The Weird and Wonderful Hisotry of the Eurovision Song Contest
More History
An Actual Academic Paper On Eurovision Voting
Toward Data Science: Eurovision Voting Blocs
Armenia–Azerbaijan Relations in the Eurovision Song Contest
Eurovision During the Bosnian War
Carnation Revolution

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