In 1960, the global fertility rate stood at nearly 5 births per woman. Over the next six decades, it would be cut in half — one of the most dramatic demographic shifts in human history.
Scroll to explore what drove this change, decade by decade.
The 1960s mark the beginning of the decline. In 1960, the FDA approves the contraceptive pill in the United States — giving women unprecedented control over reproduction.
By 1968, the United Nations declares family planning a basic human right, signaling a global shift in how governments think about population.
The 1970s see the steepest decline. The 1974 World Population Conference in Bucharest sets global fertility targets for the first time.
Governments across Asia and Latin America launch family planning programs. The global rate drops from 4.7 to 3.7 in a single decade — the fastest fall in recorded history.
In 1979, China introduces its one-child policy — the most dramatic state intervention in fertility ever attempted, affecting over a billion people.
Through the 1980s, the decline continues steadily. Education for girls expands across developing nations, and fertility rates follow: every additional year of female schooling is associated with 0.3 fewer births.
The 1994 UN Cairo Conference redefines the conversation — shifting from population control to reproductive rights and women's empowerment.
Through the 1990s, the rate crosses below 3 for the first time. Sub-Saharan Africa, the last holdout, begins its own decline.
By 2002, the global rate falls below 2.7 — half of its 1960s peak. The decline slows as many countries approach or pass the replacement level of 2.1.
A new concern emerges: countries like Japan, South Korea, and much of Europe now face fertility rates so low they threaten economic stability and aging populations.
In 2015, China ends its one-child policy after 36 years — but births don't bounce back. The cultural shift has already taken hold.
By 2023, the global rate sits at 2.3 — just above replacement. More than half the world's countries are now below 2.1, raising questions not about overpopulation, but about demographic decline.
Sixty years of decline, driven by science, policy, education, and women's choices. The world is having fewer babies — and the consequences, both positive and challenging, are only beginning to unfold.