High temperatures are linked to a range of health risks, including preterm births, newborn deaths, and congenital malformations. This was highlighted by Simon Stiell during a speech at a preparatory meeting for COP31 in Fiji. The event, held in the Pacific island nation, aimed to address global climate challenges ahead of the main COP31 conference. Stiell, a prominent figure in climate policy, emphasized how rising temperatures are affecting pregnant women and their unborn children. Stiell's remarks focused on the growing evidence that climate change is having direct impacts on maternal and infant health. He warned that as global temperatures continue to rise, the risks associated with heat exposure during pregnancy could become more severe. His speech called for urgent action to mitigate these effects, especially in regions where healthcare systems may already be strained. A survey conducted across five countries found that 73% of healthcare professionals have noticed an increase in pregnancy-related complications over the past five years. These complications include a higher incidence of preterm births and congenital conditions, which researchers are increasingly linking to environmental factors such as extreme heat. The findings underscore the need for more research and targeted interventions to protect vulnerable populations. Climate change is no longer just an environmental issue—it is a public health concern that affects the most vulnerable, including pregnant women and newborns. Stiell's warnings and the survey results highlight the need for global cooperation and policy changes to address the health impacts of rising temperatures. As the world prepares for COP31, these issues are expected to be a central topic of discussion.