the only guitar in the song is in the chorus, with the progression being
Eb, F#, C
i.e.
Eb F# C
Do you want to save the world? Don't recycle.
you can also play guitar in the verses - C#, Eb, F#, C#
i.e.
C#
I met a member of generation x siad what's in with you
kids these days. I'm so old that I've probably never
Eb F#
have heard of it, and he replied purple haze.
C#
Purple haze!