The General Medical Council’s (GMC) updated guidance, Good Medical Practice , is a disappointing missed opportunity to embed sustainability as a core focus of medical practice. Following extensive consultation, which received more than 4,600 responses from across health professionals, patients and carers, the updated guidance includes very little reference to sustainability. Two duties have been added under a new heading on managing resources effectively and sustainably. This does not go far enough. The climate crisis is a health emergency, and health workers have a duty to be educated, info...