SciShow
The 4 Most Irreplaceable Places (2013x176)
Date de diffusion: Nov 17, 2013
What's the awesomest place in the world? Scientists can think of at least 137, the newly released list of the most biologically important places on Earth. Hank explains how ecologists arrived at this list, and takes you on a tour of four of them, from the mountains of Tanzania to the flattened hilltops of Venezuela.
- Première: Jan 2012
- Épisodes: 3680
- Abonnés: 2