Tag Archives: TedEd

The tragedy of the commons

“Is it possible that overfishing, super germs, and global warming are all caused by the same thing? In 1968, a man named Garrett Hardin sat down to write an essay about overpopulation. Within it, he discovered a pattern of human behavior that explains some of history’s biggest problems. Nicholas Amendolare describes the tragedy of the commons.”

Go to TedEd to watch the video and do the activities. You’ll need to sign in with your name and surname to complete them.

STEPS: 

  1. Click on WATCH and watch the whole video.
  2. Click on THINK and do the exercises. You can stop the video any time you wish.

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How to master your sense of smell

“Some perfumers can distinguish individual odors in a fragrance made of 
hundreds of scents; tea-experts have been known to sniff out the exact 
location of a particular tea; and the NYC Transit Authority once had a 
employee responsible only for sniffing out gas leaks. But can anyone 
learn to smell with the sensitivity of those experts? Alexandra Horowitz shares three simple steps to a better nose.”

Go to TedEd to watch the video and do the activities. You’ll need to sign in with your name and surname to complete them.

STEPS: 

  1. Click on WATCH and watch the whole video.
  2. Click on THINK and do the exercises. You can stop the video any time you wish.
  3. Click on DISCUSS and answer the question using at least 50 words.

 

 

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