In the tradition of The Tortilla Curtain, T.C. Boyle blends idealism and satire in a story that addresses the universal questions of human love and the survival of the species. In the year 2025 global warming is a reality, the biosphere has collapsed, and 75-year-old environmentalist Ty Tierwater is eking out a living as care-taker of a pop star's private zoo when his second ex-wife re-enters his life.........