Brilliant or Bonkers. We debate inventions, ideas both real and imagined.

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Mark & Amanda

23 November 2025

18m 50s

EP9 - Artificial Trees for CO2 hoovering

00:00

18:50

Climate change is heating up the planet like it’s wearing too many blankets — so can we build artificial trees to help cool it down?

In this episode of Brilliant or Bonkers, Mark and Amanda dive into one of the wildest climate solutions yet: giant machines that suck CO₂ out of the air.

Amanda thinks they’re brilliant — fast, powerful, and essential if we want to clean up 150 years of pollution.

Mark thinks they’re bonkers — expensive, energy-hungry, and nowhere near replacing real trees.

Together they explore:

🌍 Why the planet is too warm

🌳 What artificial “super trees” can actually do

⚡ Why they’re so expensive right now

📉 Whether technology can make them cheaper

💬 And if they’re the climate superheroes we need… or just a flashy distraction

Kids decide the verdict — brilliant or bonkers?

A fun, science-filled episode for curious minds, young environmentalists, and families who want to understand the big ideas shaping our future.

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