keyword

negative effects of co2

Monthly search volume and cost-per-click data for "negative effects of co2" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=negative+effects+of+co2&country=us" +--------------+------------------+ | volume | 30 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-16 | +--------------+------------------+

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
effects of carbon dioxide	260	$0	12/20
effects of co2	210	$0	11/20
is carbon dioxide harmful to the environment	210	$0	11/20
why co2 is bad	170	$0	11/20
why is co2 harmful to the environment	170	$0	11/20
carbon dioxide effects on humans and environment	90	$28.97	11/20
co2 pollution effects	90	$29.4	11/20
carbon dioxide concerns	50	$0	13/20
carbon dioxide negative effects	40	$0	13/20
negative effects of carbon dioxide	40	$0	12/20

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=negative+effects+of+co2&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