Workers’ safety groups praised the rule. “We are motivated and encouraged by the latest news from OSHA, as it signifies a vital advancement in worker safety,” said Jessica Martinez, co-executive director of the National Council for Occupational Safety and Health, a coalition of worker and safety advocates. “Extreme heat poses serious risks, including heat exhaustion, heat stroke and fatalities, affecting both outdoor and indoor environments. As climate change raises global temperatures, comprehensive heat protection standards are increasingly urgent.”