Killer Heat In The United States: Climate Choices And The Future Of Dangerously Hot Days (2019)
Extreme heat is poised to rise steeply in frequency and severity over the coming decades, bringing unprecedented health risks for people and communities across the country. The United States is facing a potentially staggering expansion of dangerous heat over the coming decades. This analysis shows the rapid, widespread increases in extreme heat that are projected to occur across the country due to climate change, including conditions so extreme that a heat index cannot be measured. The analysis also finds that the intensity of the coming heat depends heavily on how quickly we act now to reduce heat-trapping emissions.