Physics in Nature Presentation: Why is the Sky Blue?

          @misc{ scivideos_PIRSA:11080101,
            doi = {},
            url = {https://pirsa.org/11080101},
            author = {Mazac, Dalimil},
            keywords = {},
            language = {en},
            title = {Physics in Nature Presentation: Why is the Sky Blue?},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2011},
            month = {aug},
            note = {PIRSA:11080101 see, \url{https://scivideos.org/index.php/pirsa/11080101}}
          }