The World's Bird Poop Obsession

Описание: Here's something to think about the next time you clean your windshield.

Hosted by: Hank Green
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Fritz Haber:    • Fritz Haber: Great Minds  
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Sources:

http://qi.com/infocloud/guano
http://99percentinvisible.org/episode...
http://ushistoryscene.com/article/gua...
http://www.atlasobscura.com/articles/...
http://www1.american.edu/ted/guano.htm
http://americanhistory.si.edu/blog/wh...
http://americanhistory.si.edu/norie-a...
http://mygeologypage.ucdavis.edu/cowe...
http://manoa.hawaii.edu/hpicesu/paper...
https://books.google.com/books?id=LbI...
http://www.academia.edu/1788506/Influ...
http://www.plantphysiol.org/content/1...
http://journals.plos.org/plosone/arti...
http://modernfarmer.com/2015/05/get-a...

Images
https://commons.wikimedia.org/wiki/Fi...
https://upload.wikimedia.org/wikipedi...
https://en.wikipedia.org/wiki/Guanay_...