 Under Biden's proposed rule, employers would be required to identify heat hazards, develop emergency response plans related to heat illness, and provide training to employees and supervisors on the signs and symptoms of such illnesses. They would also have to establish rest breaks, provide shade and water, and heat acclimatization, or the building of tolerance to higher temperatures, for new workers. Over the past year, Florida and Texas, led by Governor Ron DeSantis and Governor Greg Abbott, both Republicans,