An Appetite for Wonder: The Making of a Scientist, by Richard Dawkins. Ecco, 2013 ($27.99).

The Bet: Paul Ehrlich, Julian Simon and Our Gamble over Earth’s Future, by Paul Sabin. Yale University Press, 2013 ($28.50).

Deadly Outbreaks: How Medical Detectives Save Lives Threatened by Killer Pandemics, Exotic Viruses and Drug-Resistant Parasites, by Alexandra M. Levitt. Skyhorse Publishing, 2013 ($24.95).

The Melting World: A Journey Across America’s Vanishing Glaciers, by Christopher White. Saint Martin’s Press, 2013 ($26.99).

The Once and Future World: Finding Wilderness in the Nature We’ve Made, by J. B. MacKinnon. Houghton Mifflin Harcourt, 2013 ($25.00).

Smarter Than You Think: How Technology Is Changing Our Minds for the Better, by Clive Thompson. Penguin Group, 2013 ($27.95).