Henry and his dog Mudge tangle with a grumpy goose when they visit a farm.

"The Anthropocene is the current geological age, in which human activity has profoundly shaped the planet and its biodiversity. In this ... symphony of essays adapted and expanded from his ... podcast, bestselling author John Green reviews different facets of the human-centered planet on a five-star scale--from the QWERTY keyboard and sunsets to Canada geese and Penguins of Madagascar"--