seodata.dev

keyword

human population decline

Monthly search volume and cost-per-click data for "human population decline" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=human+population+decline&country=us" +--------------+------------------+ | volume | 1,000 | | cpc | $0.32 | | competition | 0.01 | | country | US | | updated | 2026-05-16 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
population decline 5,400 $2.39 13/20
decline in population 4,400 $1.41 16/20
demographic decline 4,400 $1.41 13/20
is world population decreasing 1,000 $0.63 20/20
is the world population decreasing 1,000 $0 13/20
world population to decline 880 $0.02 15/20
will the world population decline 170 $0.02 13/20
will the world's population decline 170 $0.02 13/20
is the human population declining 30 $0 14/20
will the human population decline 30 $0 14/20

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=human+population+decline&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