In 1990, Congress amended Title VI (Acid Deposition Control) of the CAA to direct the [[EPA]] to protect the ozone layer through several regulatory and voluntary programs.<ref>http://www.epa.gov/air/caa/</ref> Sections within Title VI cover production of ozone-depleting substances ([[ODS]]), the recycling and handling of ODS, the evaluation of substitutes, and efforts to educate the public. | In 1990, Congress amended Title VI (Acid Deposition Control) of the CAA to direct the [[EPA]] to protect the ozone layer through several regulatory and voluntary programs.<ref>http://www.epa.gov/air/caa/</ref> Sections within Title VI cover production of ozone-depleting substances ([[ODS]]), the recycling and handling of ODS, the evaluation of substitutes, and efforts to educate the public. |