Audio example from The Book of Music and Nature: An Anthology of Sounds, Words, Thoughts, edited by David Rothenberg & Marta Ulvaeus. Poem of Change by Pauline Oliveros was produced for West German Radio Cologne in 1993. It is a sound-music play that consists of several elements: repeated sentences such as "Change many things," "Change more things;" series of questions such as "Are children loved?," "Can we give up wars?;" a compilation of war sounds and a meditative vocal and instrumental composition by Oliveros.