Extreme heat will make Grand Canyon visits dramatically more risky in the future, study says

Climate change-fueled extreme heat will significantly increase the risk of heat-related illness for the millions of people who visit Grand Canyon National Park each year, a new National Park Service study found.

​CNN.com – RSS Channel Climate change-fueled extreme heat will significantly increase the risk of heat-related illness for the millions of people who visit Grand Canyon National Park each year, a new National Park Service study found. 

​Read More Climate change-fueled extreme heat will significantly increase the risk of heat-related illness for the millions of people who visit Grand Canyon National Park each year, a new National Park Service study found.