The Anthropocene -- the Human Age -- provides Diane Ackerman with the subject for her 24th and most ambitious book. Ackerman has established herself over the past quarter of a century as one of our most adventurous, charismatic and engrossing public science writers. Since her 1990 breakout title, "A Natural History of the Senses,"she has demonstrated a rare versatility, a contagious curiosity and a gift for painting quick, memorable tableaus drawn...

"A personal, lyrical, and idiosyncratic ode to our national parks"-- "For years, America's national parks have provided public breathing spaces in a world in which such spaces are steadily disappearing, which is why close to 300 million people visit the parks each year. Now, to honor the centennial of the National Park Service, Terry Tempest Williams, the author of the beloved memoir When Women Were Birds, returns with The Hour of Land, a literary...