04/21/1964
https://www.presidency.ucsb.edu...
"From our automobiles alone, enough carbon monoxide is discharged daily to adversely pollute the combined areas of Massachusetts, Connecticut, and New Jersey."
"In the United States alone it accounts for more than $11 billion in economic damages."
"Today we make our beginning."
"Section 106 of Executive Order No. 11157 of June 22, 1964, is hereby amended by inserting '(a)' immediately after 'Sec. 106.'"