'Pipe Dreams' flushes out hope in an unexpected place: the toilet
Avid Reader Press, $27 Everyone poops. But not everyone has a safe, sanitary place to do it. What’s more, existing wastewater treatments consume tons of water and energy while flushing away materials that could make fertilizers, fuels and other products. “We can do better,” science journalist Chelsea Wald writes in Pipe Dreams, which recounts how scientists, entrepreneurs and activists are coming up with creative ways to make bathrooms more available and sustainable. About 2 billion people lack access to adequate toilets. Pipe Dreams spotlights organizations that seek to change that. ...