By Joke Kujenya
RISING CHILD mortality is no longer following the expected downward projections.
A new report warns the world is relying on dangerously flawed forecasts as climate-driven threats escalate and vulnerable children face increasingly lethal conditions.
The Fragile Futures report from Population Matters dismantles the long-standing belief that under-five mortality rates will continue to decline throughout the 21st century.
It reveals that the United Nations’ projections — widely trusted by governments, charities, and policymakers — are underpinned by assumptions that no longer hold true.
Two critical blind spots, the report argues, are driving this failure: worsening climate impacts and shifting global birth patterns.
For decades, the UN’s mortality forecasts have shaped funding and policy priorities in child healthcare across the world.
But the projections, based on historical trends, fail to account for the unprecedented environmental and demographic shifts currently reshaping the planet.
The report states clearly: if the world continues to base life-saving strategies on obsolete data, millions of children will pay the price.
Recent data challenges the UN’s optimism. Infant mortality is now rising in countries across income levels—including the United States, France, India, Madagascar, Cambodia, Nepal, and the Philippines.
These reversals undermine the assumption that progress is inevitable. Instead, the data suggests the trend is breaking—and breaking fast.
Climate change lies at the heart of this reversal.
The world is experiencing a cascade of extreme weather events: multi-year droughts across the Horn of Africa, historic flooding in Spain, and wildfires raging through California in midwinter.
These are not isolated anomalies; they are part of a broader pattern of environmental destabilisation. According to the Fragile Futures report, such climate-driven phenomena are already harming children’s health on a global scale—but are ignored in the UN’s modelling.
One of the most alarming findings links extreme temperatures to a 60% increased risk of premature birth, a leading cause of infant death. As once-farmable land turns arid and water supplies dry up, undernourishment is rising.
In 2022, an estimated 828 million people were food insecure.
Undernourished mothers face higher risks of complications during pregnancy and childbirth, directly affecting newborn survival.
These environmental and physiological stressors are worsening in tandem, compounding risk for millions of infants.
The second major flaw identified in the UN’s projections is demographic. By the end of the century, most of the world’s children will be born in Sub-Saharan Africa and South & Central Asia—regions already reeling from climate-related hardship.
These are also the areas with the fewest health resources and the weakest infrastructure, making it harder to deliver maternal and neonatal care.
Yet UN models treat these future births as though they will occur in conditions similar to today’s global average, masking the scale of risk.
The Fragile Futures report calls this a fatal oversight.
Without factoring in climate vulnerability and geographic birth trends, the global community is working with a false sense of security. Policymakers may continue to underinvest in maternal and child health in the very regions that will need it most.
Experts have raised the alarm.
“The number of children adversely affected by climate change will increase not only because there will be more children, but because of the increasing number of vulnerable children,” the report warns.
Adelaide Lusambili, Associate Professor at Africa International University, put it plainly: “Mothers and newborns deserve protection – climate solutions must include their voices.”
The report goes further. It argues that the optimism embedded in existing UN projections is not just misleading but unjust. “Climate change poses threats to human health, safety, and security, and children are uniquely vulnerable to these threats.
Given this knowledge, failure to take prompt, substantive action would be an act of injustice to all children,” states a referenced warning from the American Academy of Pediatrics.
As the health consequences of climate change intensify, the cracks in current global health strategy are becoming impossible to ignore.
Child mortality figures are no longer a reflection of steady progress—they are becoming a measure of our inaction.
This week, Population Matters will present its findings at the 58th United Nations Commission on Population and Development (CPD58) in New York.
The organisation will challenge the UN’s existing mortality framework and push for the integration of real-time environmental and demographic data into global health planning.
Their message is clear: new data must lead to new action.
Failure to do so would not only threaten the lives of future generations—it would undermine the credibility of global institutions charged with protecting them.
Better forecasting starts with better data. But more than that, it requires the political will to face the uncomfortable truths that data reveals.
Healthcare systems must be equipped now to manage the challenges of tomorrow: food insecurity, heat-related illness, maternal risk, and the cascading effects of poverty exacerbated by environmental change.
That means investing in reproductive healthcare, community-based health services, and infrastructure capable of withstanding climate shocks.
As things stand, the report reveals that the lives of millions of children depend not on projections, but on policies grounded in today’s evidence.
As the Fragile Futures report makes plain, hope is not a strategy; the only path forward is one that listens to data—and to the children whose futures hang in the balance.
