TED Conversations » Topics

Showing page 1 of 1

• Debates

  

  The biggest threat to mankind. What will end the world as we know ?

  Started by Sina Elli, Tehran, Iran

  274 comments

  Closed

• Ideas

  

  Why Don't we do more?

  Started by John Locke, New York, NY, United States

  5 comments

  Closed

• Ideas

  using nitrogen tri-ioide as a fuel

  Started by Abdelrahman korayem, Giza, Egypt

  8 comments

  Closed

• Ideas

  

  Save millions of trees per year by celebrating Xmas W/O a tree, or by renting Living Christmas Trees with their roots intact, NOT CUT TREES.

  Started by Michelle Rosenthal, Brooklyn, NY, United States

  4 comments

  Closed

• Ideas

  

  Save millions of trees per year by celebrating Xmas W/O a tree or by renting living Christmas Trees with their roots intact: NOT CUT TREES.

  Started by Michelle Rosenthal, Brooklyn, NY, United States

  14 comments

  Closed

• Questions

  

  If you were to select a label for the human species as a whole which one would you select? Given ongoing wars, do we have a psychosis?

  Started by Michelle Rosenthal, Brooklyn, NY, United States

  32 comments

  Closed

• Ideas

  

  Pls. support TED Speaker Jessica Jackley's organization called kiva.org connecting people who need a small loan with people who can lend.

  Started by Michelle Rosenthal, Brooklyn, NY, United States

  1 comment

  Closed