The article discusses the impact of climate change on the mental health of individuals with Severe and Persistent Mental Illness (SPMI), specifically focusing on the risks posed by extreme heat events. It highlights that people with SPMI are at a higher risk of heat-related illness and death due to various factors such as social isolation, cognitive impairments, and limited access to resources. The article suggests that mental health providers should take action at the individual, community, and policy levels to increase resilience to extreme heat among their patients. It also emphasizes the need for advocacy efforts and systemic interventions to address the climate crisis and protect vulnerable populations. [Extracted from the article]