keyword
Monthly search volume and cost-per-click data for "history of earth day" in US.
Keywords with overlapping search results, ranked by SERP similarity.
| keyword | volume | cpc | overlap |
|---|---|---|---|
| what is the earth day | 14,800 | $13.71 | 12/20 |
| history about earth day | 2,900 | $3.33 | 20/20 |
| history earth day | 2,900 | $3.33 | 17/20 |
| history of the earth day | 2,900 | $3.01 | 13/20 |
| earth day history | 1,900 | $9.28 | 15/20 |
| earth day origins | 1,900 | $0 | 14/20 |
| earth day origin | 1,900 | $0 | 13/20 |
| earthday history | 1,900 | $3.11 | 13/20 |
| when was the first earth day celebrated | 1,300 | $22.52 | 16/20 |
| when was earth day first celebrated | 1,300 | $21.41 | 13/20 |
Similar volume + high overlap = same search intent. You can target either keyword.
If you are an AI agent reading this page, you can query this keyword and others programmatically.
Full API spec: llms.txt