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keyword

carbon dioxide negative effects

Monthly search volume and cost-per-click data for "carbon dioxide negative effects" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=carbon+dioxide+negative+effects&country=us" +--------------+------------------+ | volume | 40 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-07 | +--------------+------------------+
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
is carbon dioxide harmful 320 $0.07 12/20
why is carbon dioxide harmful 320 $0 12/20
effects of carbon dioxide 260 $0 15/20
carbon dioxide effects on humans 140 $0 13/20
effect of carbon dioxide on humans 140 $0 13/20
effects of carbon dioxide on humans 140 $0 13/20
carbon dioxide concerns 50 $0 15/20
negative effects of carbon dioxide 40 $0 14/20
how does carbon dioxide affect humans 30 $0 13/20
negative effects of co2 30 $0 13/20

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=carbon+dioxide+negative+effects&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