Finding a globally understood language

Improv colleague Belina Raffy posted this onto the AIN website. Bobby McFerrin demonstrates a language that can be understood in every culture and country in which he has 'spoken' it.

Maybe it's time for us to find the equivalent of the pentatonic scale for climate and sustainability. What would the intervals be?

World Science Festival 2009: Bobby McFerrin Demonstrates the Power of the Pentatonic Scale from World Science Festival on Vimeo.