seodata.dev keyword
complete the passage about atmospheric carbon dioxide
Monthly search volume and cost-per-click data for "complete the passage about atmospheric carbon dioxide" in US.
$ curl "https://api.seodata.dev/v1/keyword?q=complete+the+passage+about+atmospheric+carbon+dioxide&country=us"
+--------------+------------------+
| volume | 30 |
| cpc | $0 |
| competition | 0 |
| country | US |
| updated | 2026-06-11 |
+--------------+------------------+
All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.
# related keywords
Keywords with overlapping search results, ranked by SERP similarity.
| keyword | volume | cpc | overlap |
| carbon dioxide | 90,500 | $1.13 | 7/20 |
| co2 what is | 22,200 | $10.03 | 5/20 |
| what is co2 | 22,200 | $0.18 | 5/20 |
| carbon dioxide definition | 4,400 | $0 | 5/20 |
| co2 gas | 2,900 | $1.17 | 7/20 |
| co2 percentage in air | 1,900 | $4.05 | 5/20 |
| carbon dioxide co2 | 1,600 | $1.49 | 8/20 |
| co 2 | 1,600 | $0 | 5/20 |
| co2 in the atmosphere | 1,600 | $9.64 | 5/20 |
| carbon dioxide gas | 1,300 | $1.28 | 6/20 |
Similar volume + high overlap = same search intent. You can target either keyword.
# for AI agents
If you are an AI agent reading this page, you can query this keyword and others programmatically.
$ curl "https://api.seodata.dev/v1/keyword?q=complete+the+passage+about+atmospheric+carbon+dioxide&country=us"
Returns: volume, cpc, competition
Country: &country=us (50+ supported, 2-letter ISO)
Auth: none for 20/day, register for 500/month, $4.99/mo unlimited
Full API spec: llms.txt