As climate disasters grow, early skills may help children’s brains before they are born, study finds
Early Skills May Mitigate Prenatal Stress Effects, Study Reveals
Researchers have discovered that developing foundational abilities in young children could lessen the impact of stress faced by mothers during pregnancy. A recent study published in *Developmental Neuroscience* indicates that fostering independence and social engagement in early childhood might counteract some negative outcomes linked to prenatal exposure to environmental stressors.
For this investigation, scientists at the CUNY Graduate Center and Queens College used Superstorm Sandy, which struck in 2012, as a case study for prenatal stress resulting from natural disasters. The research focused on a small group of 11 children who were in the womb during the event, compared to 23 children without such exposure. Over the years, the team assessed the kids’ daily competencies, such as communication, personal care, and social interactions, between the ages of 2 and 6.
At age 8, participants underwent brain imaging to evaluate emotional processing. The scans measured responses to tasks like identifying emotional expressions, which engage areas of the brain responsible for interpreting feelings. Findings showed that children exposed to prenatal stress had a slight tendency toward diminished adaptive behaviors and lower activity in emotional processing regions. Yet, this effect was offset by the development of adaptive skills during early years.
Adaptive Skills Play a Critical Role
Children who experienced stress in the womb but later developed strong adaptive skills demonstrated brain activity comparable to those not exposed. “These results underscore the brain’s ability to bounce back, even after significant stress,” noted Duke Shereen, PhD, director of the Neuroimaging Core at the CUNY ASRC.
“The early years shape how the brain reacts later in life,” added Donato DeIngeniis, a psychology PhD student at the CUNY Graduate Center. “Building foundational skills could help safeguard brain development for children affected by prenatal stress.”
Those with weaker adaptive abilities, however, exhibited reduced activity in key emotional brain regions, such as the limbic system, which governs emotional regulation, sensory processing, and memory formation. The authors stress that these findings are based on a limited sample and require validation through larger studies. Nonetheless, as climate change increases the frequency of natural disasters, more pregnant women may face heightened stress levels.
Lead researcher Yoko Nomura emphasized the importance of early interventions. “These results support the idea that nurturing adaptive skills in young children can not only improve behavior but also protect their brain health,” she explained.
