Green Health & Wellness The BMJ’s commitment to achieving net zero by 2040 – GWC Mag gwcmagSeptember 22, 2023049 views Juliet Dobson, managing editor, Sophie Cook, editor in chief, Kamran Abbasi, editor in chief 1The BMJ, London, UK 2BMJ Medicine, London Correspondence to: J Dobson jdobson@bmj.com Journals and publishers are part of the problem and must lead on the solutions The 2023 synthesis report from the Intergovernmental Panel on Climate Change leaves no doubt about the impact of human behaviour on planetary health and the urgent need to reduce greenhouse gas emissions.1The BMJ has long raised awareness about the climate emergency, highlighting the effects on people’s physical and mental health and the consequences for biodiversity, wildlife, habitats, and the health of the planet.2 Publishing and campaigning on climate action are important but not enough. As a company with both print and digital products, BMJ is part of the problem. Journals and publishers regularly call on readers and other health professionals to show sustainability in their clinical practice—we must also be at the forefront of the solution. Reaching net zero will be complex given the number of supply chains involved in publishing, …