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[Sustainable Sneakers and the Future of Space Exploration]-[Corn Your Toes And Blast-Off To The Moon!]

Wow in the World · B1 · 2017-05-22

Preschool Enlightenment
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📋 Summary

The Innovation of Sustainable Footwear

In this episode, Mindy and Guy Raz explore the intersection of environmental responsibility and material science. The discussion centers on a groundbreaking development by Reebok: sneakers designed to be sustainable. Mindy highlights that traditional sneaker soles are typically composed of plastics, which require the burning of oil and the use of harsh chemicals, resulting in significant environmental harm. Specifically, the production of a single pair of sneakers generates approximately "30 pounds of an invisible gas called carbon dioxide," contributing to the atmospheric crisis.

To combat this, manufacturers are turning to innovative, plant-based materials. These "corn kicks" utilize a special variety of corn—typically used for animal feed—and cotton to create footwear that is far more eco-friendly. Unlike conventional shoes that occupy landfills for centuries, these corn-based sneakers are designed to be broken down by "tiny microorganisms in the earth." The long-term vision is a circular economy where these decomposed materials can eventually be repurposed to grow the very corn and cotton used to manufacture new pairs, effectively turning trash into resources.

The Science of Moons and Space Travel

Transitioning from the ground to the stars, the hosts pivot to the topic of space exploration and the definition of a "natural satellite." Guy Raz clarifies that a moon is a natural object that orbits a planet, noting that our solar system contains at least 181 such moons. He explains that the moon appears bright because it "reflects the light from the sun, sort of like a giant mirror."

Regarding human spaceflight, the episode distinguishes between "low Earth orbit," where the International Space Station resides just 249 miles above the planet, and the vast distance to the moon, which is 240,000 miles away. While human moon missions ceased in 1972 due to the high costs and dangers, the hosts discuss the resurgence of interest in deep space travel. Mentioning companies like SpaceX, founded by Elon Musk, the podcast touches on the potential for future missions, including the ambitious goal of one day sending humans to Mars—a journey estimated to take six months.

Engaging the Next Generation

Throughout the episode, the hosts emphasize the importance of curiosity and scientific discovery for "Wowzers" (the show's young listeners). By featuring segments like a child's imaginative storytelling and discussing the realities of space travel, the podcast encourages children to consider their role in protecting the Earth and their potential future as explorers. Whether it is through choosing sustainable products or dreaming about the next leap in space technology, the episode serves as a reminder that the future is shaped by the "wow and wonder" discovered in our daily lives.

🎯Key Sentences

1
That is one strange bird.
2
She's led me to a landfill full of trash.
3
I'm starving.
4
Well, it's funny you should ask.
5
Wait a minute.
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📝Key Phrases

1
music to your ears
2
get on with the show
3
hit the gas
4
see the likes of
5
wait for it
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📖 Transcript

Grownups, Wondery Plus subscribers can listen to Wow in the World early and ad-free right now.
Join Wondery Plus in the Wondery app or Wondery Kids Plus on Apple Podcasts.
Hey, Wowzer fans, Mindy here.
And before we start the show, I got to let you know that this November, with a special new episode featuring our friends at Circle Round and Terrestrials on Radiolab for Kids,
And don't miss when Elmo from Sesame Street stops by Wow in the World to make us all belly laugh on November 24th.
Oh, but that's not all, Reg.

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