Dive into a comprehensive lecture on environmental emergencies in emergency medicine. Explore crucial topics including drowning, diving-related injuries, altitude sickness, hypothermia, frostbite, and heat stroke. Learn about the physics and physiology of SCUBA diving, contraindications, and various types of barotrauma. Understand the complexities of decompression sickness, hyperbaric chamber use, and the management of altitude-related illnesses. Discover effective techniques for treating hypothermia, including internal rewarming methods. Examine the different types of cold injuries and heat-related emergencies, their features, and appropriate treatment strategies. Gain essential knowledge to effectively diagnose and manage environmental emergencies in the emergency department setting.