WILL; a production of Illinois Public Media.

Left: Gas-masked marchers and a dragon labeled "garbage eater" arrive in Chicago's Civic Center Plaza for the first observance of Earth Day, April 22, 1970. Right: An Ecology Flag sewn by the mother of a student at Lanphier High School in Springfield, Illinois. It was carried from the school to the Illinois State Capitol Building on Earth Day 1970, as part of a project facilitated by Lanphier science teacher Ray Bruzan. The flag is in the collection of the Smithsonian's National Museum of American History.

Commemorating Earth Day amid battle to protect environmental regulations and policies

The 21st Show