This text carries on in the good tradition of the previous editions, directed at practitioners and students in the health and safety professions. The book’s editors and many of the authors are of international repute, although its focus is mainly US directed. There is a welcome inclusion of some authors and examples from other countries. The chapter by McMichael and others on “Global environmental changes” is a particularly good example of this. Nevertheless, readers outside the USA may have to use it as a “companion …