American Academy of Pediatrics President Moira A. Szilagyi, M.D. recently moved back into her California home that was destroyed four years ago by a wildfire. That experience helped inform her perspective of the emergency at hand: Though many of us think the impact of climate change will be felt far from where and how we live, the reality is we exist within the natural world and are governed by its forces. Climate change affects every aspect of the circle of life. It leads to more severe weather patterns and causes drought, flooding, dust bowls, crop failure, lack of potable water, wildfires, melting ice packs, species loss, worsening poverty, disease, mortality, mass migrations and conflict among humans worried about their own resources and survival. There is a phrase in Judaism, “tikkun olam,” that means to “repair the world.” As pediatricians, we have a special interest in mitigating climate change because children are uniquely vulnerable to its impacts. Children breathe...