The welfare emergency of dogs left in hot vehicles and strategies for prevention and response.
Hot car deaths represent acute, preventable welfare crises where temporary lapse in owner judgment results in extreme suffering and death. The physiological vulnerability of dogs to heat entrapment is underestimated by many owners who believe brief stops are safe. Even mild heat can cause distress long before dangerous core temperatures are reached. Public education campaigns emphasizing the speed of car heating, combined with clear guidance on legal bystander intervention, have reduced but not eliminated this preventable welfare emergency. The welfare message is simple: never leave a dog in a parked car in warm weather.