The Big Necessity is an overdue exploration of a hidden world and of the world's biggest unsolved public health crisis. It is a cultural, colourful travelogue around a fact of life that is common to everyone, as necessary as breathing, and a source of endless fascination, if only the toilet wasn't a dirty word.

Pipe Dreams: The Urgent Global Quest to Transform the Toilet is a lively, informative, and humorous deep dive into the future of the toilet—from creative uses for harvested “biosolids,” to the bold engineers dedicated to bringing safe sanitation to the billions of people living without this necessary infrastructure.

Waste is an inspiring story of the evolution of an activist, from country girl to student civil rights organizer to environmental justice champion. Flowers shows how sanitation is becoming too big a problem to ignore as climate change brings sewage to more backyards—not only those of poor minorities.