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keyword

breathing carbon dioxide and oxygen

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

$ curl "https://app.seodata.dev/v1/keyword?q=breathing+carbon+dioxide+and+oxygen&country=us" +--------------+------------------+ | volume | 30 | | cpc | $0 | | competition | 0.04 | | country | US | | updated | 2026-05-25 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
what do we breathe out 2,400 $0 11/20
breath carbon dioxide 320 $0 9/20
carbon dioxide and breathing 320 $0 8/20
breathing oxygen exhaling carbon dioxide 40 $0 9/20
breathe in oxygen and exhale carbon dioxide 40 $0 8/20
do we breathe o2 30 $0 8/20
why do we inhale oxygen and exhale carbon dioxide 30 $0 8/20
how do we breathe oxygen 20 $0 8/20
how to release carbon dioxide from body 20 $0 8/20
role of carbon dioxide in breathing 10 $0 10/20

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://app.seodata.dev/v1/keyword?q=breathing+carbon+dioxide+and+oxygen&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt