Many fields of photojournalism have well-worn paths showing you where to go, with signposts that clearly identify stories and valued subjects. Environmental photography does not. Here Dennis lays out a possible course:  "As you get your bearings on the landscape of environmental photography, learn to look for signs that guide you towards ideas. Like navigating landscapes, creating a trail that leads to ideas that produce photographs is about finding your bearings, seeking and recognizing signs you come across, and learning to understand meaning in the signs you discover."