In the 1980s scientists discovered a crucial part of the Earth’s atmosphere was extremely thin. The extreme thinning of the Ozone layer threatened to bring on a global crisis from destroying plants and ecosystems to sky-high skin cancer rates. So, what happened?
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Summary
The ozone layer is healing after being depleted by CFCs, thanks to the Montreal Protocol, which led to a global phase-out of harmful chemicals.
Highlights
- 🌍 Ozone layer depletion was a major environmental crisis in the 1980s.
- 🧪 CFCs, used in many products, were identified as the primary cause of ozone depletion.
- ❄️ The Antarctic’s unique conditions accelerated ozone destruction.
- 📉 The ozone hole has been shrinking since 2006 due to international agreements.
- 🌋 Natural events like volcanoes still impact the ozone layer’s recovery.
- 🌡️ Without global action, temperatures could have risen significantly.
- 🌈 The ozone layer is expected to return to healthy levels this century.