“Anyone can take responsibility for a place,” writes Simon Roosevelt, great-great grandson of avid conservationist President Theodore Roosevelt, here in his foreword. “How persistently and well a conservationist pursues responsibility, connection, and the imperatives of use and care is as much a record of a conservation commitment as is the landowner’s mark on the land.” Private working lands account for 60 percent (more than one billion acres) of US land, providing food, fiber, purified a...