New Zealand has been one of the world's heaviest users of dioxin, a notorious toxic chemical. In this BWB Text a leading epidemiologist uses the example of dioxin to illustrate how badly New Zealand handles problems of environmental pollutants, and why we can do better. Concern with public health has been recast by the Covid-19 pandemic. Neil Pearce's eye-opening account of our country's ongoing failures in environmental protection shows there is much more work to be done.