L.A.'s Chief Heat Officer Quietly Replaced. Why It Matters.
Los Angeles has quietly replaced its chief heat officer, a pivotal role addressing one of California’s deadliest climate risks. Daniela Simunovic took over the position on May 31 after the administration discreetly fired Marta Segura, the city's first chief heat officer. Simunovic will also lead the Climate Emergency Mobilization Office, which is crucial for coordinating efforts against climate disasters. This leadership change comes as L.A. faces rising heat-related illnesses and deaths, highlighting the urgent need for robust climate action.
The Chief Heat Officer plays a crucial role in Los Angeles, coordinating efforts to reduce climate-warming emissions and protect people from the increasing dangers of global warming. Extreme heat isn't just uncomfortable; it's a serious health risk, contributing to a significant number of emergency room visits and even 10 heat-related deaths in L.A. County in 2025, according to a new dashboard. This makes the leadership of the Climate Emergency Mobilization Office, now under Daniela Simunovic, incredibly important for the well-being of Angelenos.
Simunovic, who previously focused on climate and sustainability for Mayor Bass, steps into a role that was almost cut from the city budget last year. Thankfully, the City Council kept the office, recognizing its vital mission. L.A. was one of the first major cities to create such a position, highlighting the foresight to tackle climate disasters head-on. As the city works towards big goals like achieving 100% renewable energy by 2035 and developing a Heat Action and Resilience Plan, strong leadership in this area is essential.
Protecting our communities from the impacts of climate change, like intense heatwaves, requires dedicated action and sustainable solutions. From planting more trees for shade to creating cooling centers, every step helps build a more resilient and environmentally friendly city. The push for clean energy and reducing fossil fuels in our daily lives, as outlined in Mayor Bass’s Climate Action Plan, shows a path towards a healthier, cooler future for everyone.