She then worked in Dolores, Colorado, studying artifacts from the Anasazi people.

Raffensperger joined the Science & Environmental Health Network (SEHN) in 1994 and became its executive director.

[7][8][9] She has spoken in public on the issue and has appeared on TEDx[10] and EnviroVideo with Karl Grossman.

[11] In 1998, Raffensperger convened and attended the Wingspread Conference on the Precautionary Principle.

[12] The first use of the phrase "ecological medicine" is attributed to Raffensperger, in an article entitled "Our Planet, Our Selves" on the UTNE website.