Search
- Advertising Poster, "Earth Day April 22, 1970" - Earth Day originated after an oil spill in January 1969 galvanized a nation-wide teach-in about the environment. Schools and communities across the United States participated on April 22, 1970. Posters like this promoted events coordinated by new organizations such as the Environmental Action Coalition.
- April 22, 1970
- Collections - Artifact
Advertising Poster, "Earth Day April 22, 1970"
Earth Day originated after an oil spill in January 1969 galvanized a nation-wide teach-in about the environment. Schools and communities across the United States participated on April 22, 1970. Posters like this promoted events coordinated by new organizations such as the Environmental Action Coalition.