Why the Arctic is climate change's canary in the coal mine - William Chapman
- 162,765 Views
- 19,386 Questions Answered
- TEDEd Animation
Still a bit confused about positive and negative feedbacks? Watch the Daisyworld Model and learn more! Then read this article in Time Magazine: Evidence for Arctic Feedback Loop. What will be the impact of all these changes? Absorption in the Arctic due to sea ice melt has increased by 5 percent since 2000. Sounds like a small amount, but there are real concerns. Visit NASA and find out what they are. Then, watch an animation of multiyear year sea ice loss. Love data? Check out the background information on historic sea ice minima.
Sea ice is melting, should we be concerned about the impact of its loss? Arctic Sea Loss Creates Ripple Effects has some answers. Have questions? Look for your answers here, then visit the Global Climate Change website and Tour the Cryosphere.
Are you full of questions about the possible impact of all these changes in the Arctic? What is the polar vortex? Why is there so much Antarctic sea ice? Does melting Arctic sea ice melt cause a change in our atmosphere? For answers to all these questions and more visit Icelights: Your Burning Questions about Ice and Climate.
What do recycling, checking your tire pressure and changing to compact fluorescent light bulbs all have in common? These are all ways YOU can help decrease your impact on global warming. Every little bit can help. Visit the EPA for more suggestions! Then, peruse Global Warming Solutions by National Geographic and take the Great Energy Challenge.
There are many more TED-Ed Lessons on climate change. Watch them, learn, and see what you can do to make a difference.
Why I must speak out about climate change: James Hansen
Time-lapse proof of extreme ice loss: James Balog
Climate change: Earth’s giant game of Tetris: Joss Fong
Cloudy climate change: How clouds affect Earth’s temperature: Jasper Kirkby
Create and share a new lesson based on this one.
More from Our Changing Climate
lesson duration 05:10